From 0f95440e9b391e71ae089188732e0229ec9a4b6b Mon Sep 17 00:00:00 2001
From: Muhammed Thanish <mnmtanish@gmail.com>
Date: Wed, 22 Jun 2016 18:16:03 +0530
Subject: [PATCH 1/2] Remove socket.io

Fixes issue where the connection only works when JS debugging is enabled
---
 dist/client/_vendor/patched-socket.io.js  | 1790 -----
 dist/client/index.js                      |    2 +-
 dist/client/preview/components/Preview.js |   84 +-
 dist/server/index.js                      |   54 +-
 dist/server/public/manager.js             | 7513 +--------------------
 package.json                              |    3 +-
 src/client/_vendor/patched-socket.io.js   | 7253 --------------------
 src/client/index.js                       |    2 +-
 src/client/manager/provider.js            |   76 +-
 src/client/preview/components/Preview.js  |   75 +-
 src/server/index.js                       |   48 +-
 11 files changed, 284 insertions(+), 16616 deletions(-)
 delete mode 100644 dist/client/_vendor/patched-socket.io.js
 delete mode 100644 src/client/_vendor/patched-socket.io.js

diff --git a/dist/client/_vendor/patched-socket.io.js b/dist/client/_vendor/patched-socket.io.js
deleted file mode 100644
index 3937703..0000000
--- a/dist/client/_vendor/patched-socket.io.js
+++ /dev/null
@@ -1,1790 +0,0 @@
-"use strict";var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj;}:function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol?"symbol":typeof obj;};(function(f){if((typeof exports==="undefined"?"undefined":_typeof(exports))==="object"&&typeof module!=="undefined"){module.exports=f();}else if(typeof define==="function"&&define.amd){define([],f);}else {var g;if(typeof window!=="undefined"){g=window;}else if(typeof global!=="undefined"){g=global;}else if(typeof self!=="undefined"){g=self;}else {g=this;}g.io=f();}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f;}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e);},l,l.exports,e,t,n,r);}return n[o].exports;}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++){s(r[o]);}return s;}({1:[function(_dereq_,module,exports){module.exports=_dereq_('./lib/');},{"./lib/":2}],2:[function(_dereq_,module,exports){module.exports=_dereq_('./socket'); /**
- * Exports parser
- *
- * @api public
- *
- */module.exports.parser=_dereq_('engine.io-parser');},{"./socket":3,"engine.io-parser":19}],3:[function(_dereq_,module,exports){(function(global){ /**
- * Module dependencies.
- */var transports=_dereq_('./transports');var Emitter=_dereq_('component-emitter');var debug=_dereq_('debug')('engine.io-client:socket');var index=_dereq_('indexof');var parser=_dereq_('engine.io-parser');var parseuri=_dereq_('parseuri');var parsejson=_dereq_('parsejson');var parseqs=_dereq_('parseqs'); /**
- * Module exports.
- */module.exports=Socket; /**
- * Noop function.
- *
- * @api private
- */function noop(){} /**
- * Socket constructor.
- *
- * @param {String|Object} uri or options
- * @param {Object} options
- * @api public
- */function Socket(uri,opts){if(!(this instanceof Socket))return new Socket(uri,opts);opts=opts||{};if(uri&&'object'==(typeof uri==="undefined"?"undefined":_typeof(uri))){opts=uri;uri=null;}if(uri){uri=parseuri(uri);opts.hostname=uri.host;opts.secure=uri.protocol=='https'||uri.protocol=='wss';opts.port=uri.port;if(uri.query)opts.query=uri.query;}else if(opts.host){opts.hostname=parseuri(opts.host).host;}this.secure=null!=opts.secure?opts.secure:global.location&&'https:'==location.protocol;if(opts.hostname&&!opts.port){ // if no port is specified manually, use the protocol default
-opts.port=this.secure?'443':'80';}this.agent=opts.agent||false;this.hostname=opts.hostname||(global.location?location.hostname:'localhost');this.port=opts.port||(global.location&&location.port?location.port:this.secure?443:80);this.query=opts.query||{};if('string'==typeof this.query)this.query=parseqs.decode(this.query);this.upgrade=false!==opts.upgrade;this.path=(opts.path||'/engine.io').replace(/\/$/,'')+'/';this.forceJSONP=!!opts.forceJSONP;this.jsonp=false!==opts.jsonp;this.forceBase64=!!opts.forceBase64;this.enablesXDR=!!opts.enablesXDR;this.timestampParam=opts.timestampParam||'t';this.timestampRequests=opts.timestampRequests;this.transports=opts.transports||['polling','websocket'];this.readyState='';this.writeBuffer=[];this.policyPort=opts.policyPort||843;this.rememberUpgrade=opts.rememberUpgrade||false;this.binaryType=null;this.onlyBinaryUpgrades=opts.onlyBinaryUpgrades;this.perMessageDeflate=false!==opts.perMessageDeflate?opts.perMessageDeflate||{}:false;if(true===this.perMessageDeflate)this.perMessageDeflate={};if(this.perMessageDeflate&&null==this.perMessageDeflate.threshold){this.perMessageDeflate.threshold=1024;} // SSL options for Node.js client
-this.pfx=opts.pfx||null;this.key=opts.key||null;this.passphrase=opts.passphrase||null;this.cert=opts.cert||null;this.ca=opts.ca||null;this.ciphers=opts.ciphers||null;this.rejectUnauthorized=opts.rejectUnauthorized===undefined?null:opts.rejectUnauthorized; // other options for Node.js client
-var freeGlobal=(typeof global==="undefined"?"undefined":_typeof(global))=='object'&&global;if(freeGlobal.global===freeGlobal){if(opts.extraHeaders&&Object.keys(opts.extraHeaders).length>0){this.extraHeaders=opts.extraHeaders;}}this.open();}Socket.priorWebsocketSuccess=false; /**
- * Mix in `Emitter`.
- */Emitter(Socket.prototype); /**
- * Protocol version.
- *
- * @api public
- */Socket.protocol=parser.protocol; // this is an int
-/**
- * Expose deps for legacy compatibility
- * and standalone browser access.
- */Socket.Socket=Socket;Socket.Transport=_dereq_('./transport');Socket.transports=_dereq_('./transports');Socket.parser=_dereq_('engine.io-parser'); /**
- * Creates transport of the given type.
- *
- * @param {String} transport name
- * @return {Transport}
- * @api private
- */Socket.prototype.createTransport=function(name){debug('creating transport "%s"',name);var query=clone(this.query); // append engine.io protocol identifier
-query.EIO=parser.protocol; // transport name
-query.transport=name; // session id if we already have one
-if(this.id)query.sid=this.id;var transport=new transports[name]({agent:this.agent,hostname:this.hostname,port:this.port,secure:this.secure,path:this.path,query:query,forceJSONP:this.forceJSONP,jsonp:this.jsonp,forceBase64:this.forceBase64,enablesXDR:this.enablesXDR,timestampRequests:this.timestampRequests,timestampParam:this.timestampParam,policyPort:this.policyPort,socket:this,pfx:this.pfx,key:this.key,passphrase:this.passphrase,cert:this.cert,ca:this.ca,ciphers:this.ciphers,rejectUnauthorized:this.rejectUnauthorized,perMessageDeflate:this.perMessageDeflate,extraHeaders:this.extraHeaders});return transport;};function clone(obj){var o={};for(var i in obj){if(obj.hasOwnProperty(i)){o[i]=obj[i];}}return o;} /**
- * Initializes transport to use and starts probe.
- *
- * @api private
- */Socket.prototype.open=function(){var transport;if(this.rememberUpgrade&&Socket.priorWebsocketSuccess&&this.transports.indexOf('websocket')!=-1){transport='websocket';}else if(0===this.transports.length){ // Emit error on next tick so it can be listened to
-var self=this;setTimeout(function(){self.emit('error','No transports available');},0);return;}else {transport=this.transports[0];}this.readyState='opening'; // Retry with the next transport if the transport is disabled (jsonp: false)
-try{transport=this.createTransport(transport);}catch(e){this.transports.shift();this.open();return;}transport.open();this.setTransport(transport);}; /**
- * Sets the current transport. Disables the existing one (if any).
- *
- * @api private
- */Socket.prototype.setTransport=function(transport){debug('setting transport %s',transport.name);var self=this;if(this.transport){debug('clearing existing transport %s',this.transport.name);this.transport.removeAllListeners();} // set up transport
-this.transport=transport; // set up transport listeners
-transport.on('drain',function(){self.onDrain();}).on('packet',function(packet){self.onPacket(packet);}).on('error',function(e){self.onError(e);}).on('close',function(){self.onClose('transport close');});}; /**
- * Probes a transport.
- *
- * @param {String} transport name
- * @api private
- */Socket.prototype.probe=function(name){debug('probing transport "%s"',name);var transport=this.createTransport(name,{probe:1}),failed=false,self=this;Socket.priorWebsocketSuccess=false;function onTransportOpen(){if(self.onlyBinaryUpgrades){var upgradeLosesBinary=!this.supportsBinary&&self.transport.supportsBinary;failed=failed||upgradeLosesBinary;}if(failed)return;debug('probe transport "%s" opened',name);transport.send([{type:'ping',data:'probe'}]);transport.once('packet',function(msg){if(failed)return;if('pong'==msg.type&&'probe'==msg.data){debug('probe transport "%s" pong',name);self.upgrading=true;self.emit('upgrading',transport);if(!transport)return;Socket.priorWebsocketSuccess='websocket'==transport.name;debug('pausing current transport "%s"',self.transport.name);self.transport.pause(function(){if(failed)return;if('closed'==self.readyState)return;debug('changing transport and sending upgrade packet');cleanup();self.setTransport(transport);transport.send([{type:'upgrade'}]);self.emit('upgrade',transport);transport=null;self.upgrading=false;self.flush();});}else {debug('probe transport "%s" failed',name);var err=new Error('probe error');err.transport=transport.name;self.emit('upgradeError',err);}});}function freezeTransport(){if(failed)return; // Any callback called by transport should be ignored since now
-failed=true;cleanup();transport.close();transport=null;} //Handle any error that happens while probing
-function onerror(err){var error=new Error('probe error: '+err);error.transport=transport.name;freezeTransport();debug('probe transport "%s" failed because of error: %s',name,err);self.emit('upgradeError',error);}function onTransportClose(){onerror("transport closed");} //When the socket is closed while we're probing
-function onclose(){onerror("socket closed");} //When the socket is upgraded while we're probing
-function onupgrade(to){if(transport&&to.name!=transport.name){debug('"%s" works - aborting "%s"',to.name,transport.name);freezeTransport();}} //Remove all listeners on the transport and on self
-function cleanup(){transport.removeListener('open',onTransportOpen);transport.removeListener('error',onerror);transport.removeListener('close',onTransportClose);self.removeListener('close',onclose);self.removeListener('upgrading',onupgrade);}transport.once('open',onTransportOpen);transport.once('error',onerror);transport.once('close',onTransportClose);this.once('close',onclose);this.once('upgrading',onupgrade);transport.open();}; /**
- * Called when connection is deemed open.
- *
- * @api public
- */Socket.prototype.onOpen=function(){debug('socket open');this.readyState='open';Socket.priorWebsocketSuccess='websocket'==this.transport.name;this.emit('open');this.flush(); // we check for `readyState` in case an `open`
-// listener already closed the socket
-if('open'==this.readyState&&this.upgrade&&this.transport.pause){debug('starting upgrade probes');for(var i=0,l=this.upgrades.length;i<l;i++){this.probe(this.upgrades[i]);}}}; /**
- * Handles a packet.
- *
- * @api private
- */Socket.prototype.onPacket=function(packet){if('opening'==this.readyState||'open'==this.readyState){debug('socket receive: type "%s", data "%s"',packet.type,packet.data);this.emit('packet',packet); // Socket is live - any packet counts
-this.emit('heartbeat');switch(packet.type){case 'open':this.onHandshake(parsejson(packet.data));break;case 'pong':this.setPing();this.emit('pong');break;case 'error':var err=new Error('server error');err.code=packet.data;this.onError(err);break;case 'message':this.emit('data',packet.data);this.emit('message',packet.data);break;}}else {debug('packet received with socket readyState "%s"',this.readyState);}}; /**
- * Called upon handshake completion.
- *
- * @param {Object} handshake obj
- * @api private
- */Socket.prototype.onHandshake=function(data){this.emit('handshake',data);this.id=data.sid;this.transport.query.sid=data.sid;this.upgrades=this.filterUpgrades(data.upgrades);this.pingInterval=data.pingInterval;this.pingTimeout=data.pingTimeout;this.onOpen(); // In case open handler closes socket
-if('closed'==this.readyState)return;this.setPing(); // Prolong liveness of socket on heartbeat
-this.removeListener('heartbeat',this.onHeartbeat);this.on('heartbeat',this.onHeartbeat);}; /**
- * Resets ping timeout.
- *
- * @api private
- */Socket.prototype.onHeartbeat=function(timeout){clearTimeout(this.pingTimeoutTimer);var self=this;self.pingTimeoutTimer=setTimeout(function(){if('closed'==self.readyState)return;self.onClose('ping timeout');},timeout||self.pingInterval+self.pingTimeout);}; /**
- * Pings server every `this.pingInterval` and expects response
- * within `this.pingTimeout` or closes connection.
- *
- * @api private
- */Socket.prototype.setPing=function(){var self=this;clearTimeout(self.pingIntervalTimer);self.pingIntervalTimer=setTimeout(function(){debug('writing ping packet - expecting pong within %sms',self.pingTimeout);self.ping();self.onHeartbeat(self.pingTimeout);},self.pingInterval);}; /**
-* Sends a ping packet.
-*
-* @api private
-*/Socket.prototype.ping=function(){var self=this;this.sendPacket('ping',function(){self.emit('ping');});}; /**
- * Called on `drain` event
- *
- * @api private
- */Socket.prototype.onDrain=function(){this.writeBuffer.splice(0,this.prevBufferLen); // setting prevBufferLen = 0 is very important
-// for example, when upgrading, upgrade packet is sent over,
-// and a nonzero prevBufferLen could cause problems on `drain`
-this.prevBufferLen=0;if(0===this.writeBuffer.length){this.emit('drain');}else {this.flush();}}; /**
- * Flush write buffers.
- *
- * @api private
- */Socket.prototype.flush=function(){if('closed'!=this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length){debug('flushing %d packets in socket',this.writeBuffer.length);this.transport.send(this.writeBuffer); // keep track of current length of writeBuffer
-// splice writeBuffer and callbackBuffer on `drain`
-this.prevBufferLen=this.writeBuffer.length;this.emit('flush');}}; /**
- * Sends a message.
- *
- * @param {String} message.
- * @param {Function} callback function.
- * @param {Object} options.
- * @return {Socket} for chaining.
- * @api public
- */Socket.prototype.write=Socket.prototype.send=function(msg,options,fn){this.sendPacket('message',msg,options,fn);return this;}; /**
- * Sends a packet.
- *
- * @param {String} packet type.
- * @param {String} data.
- * @param {Object} options.
- * @param {Function} callback function.
- * @api private
- */Socket.prototype.sendPacket=function(type,data,options,fn){if('function'==typeof data){fn=data;data=undefined;}if('function'==typeof options){fn=options;options=null;}if('closing'==this.readyState||'closed'==this.readyState){return;}options=options||{};options.compress=false!==options.compress;var packet={type:type,data:data,options:options};this.emit('packetCreate',packet);this.writeBuffer.push(packet);if(fn)this.once('flush',fn);this.flush();}; /**
- * Closes the connection.
- *
- * @api private
- */Socket.prototype.close=function(){if('opening'==this.readyState||'open'==this.readyState){this.readyState='closing';var self=this;if(this.writeBuffer.length){this.once('drain',function(){if(this.upgrading){waitForUpgrade();}else {close();}});}else if(this.upgrading){waitForUpgrade();}else {close();}}function close(){self.onClose('forced close');debug('socket closing - telling transport to close');self.transport.close();}function cleanupAndClose(){self.removeListener('upgrade',cleanupAndClose);self.removeListener('upgradeError',cleanupAndClose);close();}function waitForUpgrade(){ // wait for upgrade to finish since we can't send packets while pausing a transport
-self.once('upgrade',cleanupAndClose);self.once('upgradeError',cleanupAndClose);}return this;}; /**
- * Called upon transport error
- *
- * @api private
- */Socket.prototype.onError=function(err){debug('socket error %j',err);Socket.priorWebsocketSuccess=false;this.emit('error',err);this.onClose('transport error',err);}; /**
- * Called upon transport close.
- *
- * @api private
- */Socket.prototype.onClose=function(reason,desc){if('opening'==this.readyState||'open'==this.readyState||'closing'==this.readyState){debug('socket close with reason: "%s"',reason);var self=this; // clear timers
-clearTimeout(this.pingIntervalTimer);clearTimeout(this.pingTimeoutTimer); // stop event from firing again for transport
-this.transport.removeAllListeners('close'); // ensure transport won't stay open
-this.transport.close(); // ignore further transport communication
-this.transport.removeAllListeners(); // set ready state
-this.readyState='closed'; // clear session id
-this.id=null; // emit close event
-this.emit('close',reason,desc); // clean buffers after, so users can still
-// grab the buffers on `close` event
-self.writeBuffer=[];self.prevBufferLen=0;}}; /**
- * Filters upgrades, returning only those matching client transports.
- *
- * @param {Array} server upgrades
- * @api private
- *
- */Socket.prototype.filterUpgrades=function(upgrades){var filteredUpgrades=[];for(var i=0,j=upgrades.length;i<j;i++){if(~index(this.transports,upgrades[i]))filteredUpgrades.push(upgrades[i]);}return filteredUpgrades;};}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{"./transport":4,"./transports":5,"component-emitter":15,"debug":17,"engine.io-parser":19,"indexof":23,"parsejson":26,"parseqs":27,"parseuri":28}],4:[function(_dereq_,module,exports){ /**
- * Module dependencies.
- */var parser=_dereq_('engine.io-parser');var Emitter=_dereq_('component-emitter'); /**
- * Module exports.
- */module.exports=Transport; /**
- * Transport abstract constructor.
- *
- * @param {Object} options.
- * @api private
- */function Transport(opts){this.path=opts.path;this.hostname=opts.hostname;this.port=opts.port;this.secure=opts.secure;this.query=opts.query;this.timestampParam=opts.timestampParam;this.timestampRequests=opts.timestampRequests;this.readyState='';this.agent=opts.agent||false;this.socket=opts.socket;this.enablesXDR=opts.enablesXDR; // SSL options for Node.js client
-this.pfx=opts.pfx;this.key=opts.key;this.passphrase=opts.passphrase;this.cert=opts.cert;this.ca=opts.ca;this.ciphers=opts.ciphers;this.rejectUnauthorized=opts.rejectUnauthorized; // other options for Node.js client
-this.extraHeaders=opts.extraHeaders;} /**
- * Mix in `Emitter`.
- */Emitter(Transport.prototype); /**
- * Emits an error.
- *
- * @param {String} str
- * @return {Transport} for chaining
- * @api public
- */Transport.prototype.onError=function(msg,desc){var err=new Error(msg);err.type='TransportError';err.description=desc;this.emit('error',err);return this;}; /**
- * Opens the transport.
- *
- * @api public
- */Transport.prototype.open=function(){if('closed'==this.readyState||''==this.readyState){this.readyState='opening';this.doOpen();}return this;}; /**
- * Closes the transport.
- *
- * @api private
- */Transport.prototype.close=function(){if('opening'==this.readyState||'open'==this.readyState){this.doClose();this.onClose();}return this;}; /**
- * Sends multiple packets.
- *
- * @param {Array} packets
- * @api private
- */Transport.prototype.send=function(packets){if('open'==this.readyState){this.write(packets);}else {throw new Error('Transport not open');}}; /**
- * Called upon open
- *
- * @api private
- */Transport.prototype.onOpen=function(){this.readyState='open';this.writable=true;this.emit('open');}; /**
- * Called with data.
- *
- * @param {String} data
- * @api private
- */Transport.prototype.onData=function(data){var packet=parser.decodePacket(data,this.socket.binaryType);this.onPacket(packet);}; /**
- * Called with a decoded packet.
- */Transport.prototype.onPacket=function(packet){this.emit('packet',packet);}; /**
- * Called upon close.
- *
- * @api private
- */Transport.prototype.onClose=function(){this.readyState='closed';this.emit('close');};},{"component-emitter":15,"engine.io-parser":19}],5:[function(_dereq_,module,exports){(function(global){ /**
- * Module dependencies
- */var XMLHttpRequest=_dereq_('xmlhttprequest-ssl');var XHR=_dereq_('./polling-xhr');var JSONP=_dereq_('./polling-jsonp');var websocket=_dereq_('./websocket'); /**
- * Export transports.
- */exports.polling=polling;exports.websocket=websocket; /**
- * Polling transport polymorphic constructor.
- * Decides on xhr vs jsonp based on feature detection.
- *
- * @api private
- */function polling(opts){var xhr;var xd=false;var xs=false;var jsonp=false!==opts.jsonp;if(global.location){var isSSL='https:'==location.protocol;var port=location.port; // some user agents have empty `location.port`
-if(!port){port=isSSL?443:80;}xd=opts.hostname!=location.hostname||port!=opts.port;xs=opts.secure!=isSSL;}opts.xdomain=xd;opts.xscheme=xs;xhr=new XMLHttpRequest(opts);if('open' in xhr&&!opts.forceJSONP){return new XHR(opts);}else {if(!jsonp)throw new Error('JSONP disabled');return new JSONP(opts);}}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{"./polling-jsonp":6,"./polling-xhr":7,"./websocket":9,"xmlhttprequest-ssl":10}],6:[function(_dereq_,module,exports){(function(global){ /**
- * Module requirements.
- */var Polling=_dereq_('./polling');var inherit=_dereq_('component-inherit'); /**
- * Module exports.
- */module.exports=JSONPPolling; /**
- * Cached regular expressions.
- */var rNewline=/\n/g;var rEscapedNewline=/\\n/g; /**
- * Global JSONP callbacks.
- */var callbacks; /**
- * Callbacks count.
- */var index=0; /**
- * Noop.
- */function empty(){} /**
- * JSONP Polling constructor.
- *
- * @param {Object} opts.
- * @api public
- */function JSONPPolling(opts){Polling.call(this,opts);this.query=this.query||{}; // define global callbacks array if not present
-// we do this here (lazily) to avoid unneeded global pollution
-if(!callbacks){ // we need to consider multiple engines in the same page
-if(!global.___eio)global.___eio=[];callbacks=global.___eio;} // callback identifier
-this.index=callbacks.length; // add callback to jsonp global
-var self=this;callbacks.push(function(msg){self.onData(msg);}); // append to query string
-this.query.j=this.index; // prevent spurious errors from being emitted when the window is unloaded
-if(global.document&&global.addEventListener){global.addEventListener('beforeunload',function(){if(self.script)self.script.onerror=empty;},false);}} /**
- * Inherits from Polling.
- */inherit(JSONPPolling,Polling); /*
- * JSONP only supports binary as base64 encoded strings
- */JSONPPolling.prototype.supportsBinary=false; /**
- * Closes the socket.
- *
- * @api private
- */JSONPPolling.prototype.doClose=function(){if(this.script){this.script.parentNode.removeChild(this.script);this.script=null;}if(this.form){this.form.parentNode.removeChild(this.form);this.form=null;this.iframe=null;}Polling.prototype.doClose.call(this);}; /**
- * Starts a poll cycle.
- *
- * @api private
- */JSONPPolling.prototype.doPoll=function(){var self=this;var script=document.createElement('script');if(this.script){this.script.parentNode.removeChild(this.script);this.script=null;}script.async=true;script.src=this.uri();script.onerror=function(e){self.onError('jsonp poll error',e);};var insertAt=document.getElementsByTagName('script')[0];if(insertAt){insertAt.parentNode.insertBefore(script,insertAt);}else {(document.head||document.body).appendChild(script);}this.script=script;var isUAgecko='undefined'!=typeof navigator&&'undefined'!=typeof navigator.userAgent&&/gecko/i.test(navigator.userAgent);if(isUAgecko){setTimeout(function(){var iframe=document.createElement('iframe');document.body.appendChild(iframe);document.body.removeChild(iframe);},100);}}; /**
- * Writes with a hidden iframe.
- *
- * @param {String} data to send
- * @param {Function} called upon flush.
- * @api private
- */JSONPPolling.prototype.doWrite=function(data,fn){var self=this;if(!this.form){var form=document.createElement('form');var area=document.createElement('textarea');var id=this.iframeId='eio_iframe_'+this.index;var iframe;form.className='socketio';form.style.position='absolute';form.style.top='-1000px';form.style.left='-1000px';form.target=id;form.method='POST';form.setAttribute('accept-charset','utf-8');area.name='d';form.appendChild(area);document.body.appendChild(form);this.form=form;this.area=area;}this.form.action=this.uri();function complete(){initIframe();fn();}function initIframe(){if(self.iframe){try{self.form.removeChild(self.iframe);}catch(e){self.onError('jsonp polling iframe removal error',e);}}try{ // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
-var html='<iframe src="javascript:0" name="'+self.iframeId+'">';iframe=document.createElement(html);}catch(e){iframe=document.createElement('iframe');iframe.name=self.iframeId;iframe.src='javascript:0';}iframe.id=self.iframeId;self.form.appendChild(iframe);self.iframe=iframe;}initIframe(); // escape \n to prevent it from being converted into \r\n by some UAs
-// double escaping is required for escaped new lines because unescaping of new lines can be done safely on server-side
-data=data.replace(rEscapedNewline,'\\\n');this.area.value=data.replace(rNewline,'\\n');try{this.form.submit();}catch(e){}if(this.iframe.attachEvent){this.iframe.onreadystatechange=function(){if(self.iframe.readyState=='complete'){complete();}};}else {this.iframe.onload=complete;}};}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{"./polling":8,"component-inherit":16}],7:[function(_dereq_,module,exports){(function(global){ /**
- * Module requirements.
- */var XMLHttpRequest=_dereq_('xmlhttprequest-ssl');var Polling=_dereq_('./polling');var Emitter=_dereq_('component-emitter');var inherit=_dereq_('component-inherit');var debug=_dereq_('debug')('engine.io-client:polling-xhr'); /**
- * Module exports.
- */module.exports=XHR;module.exports.Request=Request; /**
- * Empty function
- */function empty(){} /**
- * XHR Polling constructor.
- *
- * @param {Object} opts
- * @api public
- */function XHR(opts){Polling.call(this,opts);if(global.location){var isSSL='https:'==location.protocol;var port=location.port; // some user agents have empty `location.port`
-if(!port){port=isSSL?443:80;}this.xd=opts.hostname!=global.location.hostname||port!=opts.port;this.xs=opts.secure!=isSSL;}else {this.extraHeaders=opts.extraHeaders;}} /**
- * Inherits from Polling.
- */inherit(XHR,Polling); /**
- * XHR supports binary
- */XHR.prototype.supportsBinary=true; /**
- * Creates a request.
- *
- * @param {String} method
- * @api private
- */XHR.prototype.request=function(opts){opts=opts||{};opts.uri=this.uri();opts.xd=this.xd;opts.xs=this.xs;opts.agent=this.agent||false;opts.supportsBinary=this.supportsBinary;opts.enablesXDR=this.enablesXDR; // SSL options for Node.js client
-opts.pfx=this.pfx;opts.key=this.key;opts.passphrase=this.passphrase;opts.cert=this.cert;opts.ca=this.ca;opts.ciphers=this.ciphers;opts.rejectUnauthorized=this.rejectUnauthorized; // other options for Node.js client
-opts.extraHeaders=this.extraHeaders;return new Request(opts);}; /**
- * Sends data.
- *
- * @param {String} data to send.
- * @param {Function} called upon flush.
- * @api private
- */XHR.prototype.doWrite=function(data,fn){var isBinary=typeof data!=='string'&&data!==undefined;var req=this.request({method:'POST',data:data,isBinary:isBinary});var self=this;req.on('success',fn);req.on('error',function(err){self.onError('xhr post error',err);});this.sendXhr=req;}; /**
- * Starts a poll cycle.
- *
- * @api private
- */XHR.prototype.doPoll=function(){debug('xhr poll');var req=this.request();var self=this;req.on('data',function(data){self.onData(data);});req.on('error',function(err){self.onError('xhr poll error',err);});this.pollXhr=req;}; /**
- * Request constructor
- *
- * @param {Object} options
- * @api public
- */function Request(opts){this.method=opts.method||'GET';this.uri=opts.uri;this.xd=!!opts.xd;this.xs=!!opts.xs;this.async=false!==opts.async;this.data=undefined!=opts.data?opts.data:null;this.agent=opts.agent;this.isBinary=opts.isBinary;this.supportsBinary=opts.supportsBinary;this.enablesXDR=opts.enablesXDR; // SSL options for Node.js client
-this.pfx=opts.pfx;this.key=opts.key;this.passphrase=opts.passphrase;this.cert=opts.cert;this.ca=opts.ca;this.ciphers=opts.ciphers;this.rejectUnauthorized=opts.rejectUnauthorized; // other options for Node.js client
-this.extraHeaders=opts.extraHeaders;this.create();} /**
- * Mix in `Emitter`.
- */Emitter(Request.prototype); /**
- * Creates the XHR object and sends the request.
- *
- * @api private
- */Request.prototype.create=function(){var opts={agent:this.agent,xdomain:this.xd,xscheme:this.xs,enablesXDR:this.enablesXDR}; // SSL options for Node.js client
-opts.pfx=this.pfx;opts.key=this.key;opts.passphrase=this.passphrase;opts.cert=this.cert;opts.ca=this.ca;opts.ciphers=this.ciphers;opts.rejectUnauthorized=this.rejectUnauthorized;var xhr=this.xhr=new XMLHttpRequest(opts);var self=this;try{debug('xhr open %s: %s',this.method,this.uri);xhr.open(this.method,this.uri,this.async);try{if(this.extraHeaders){xhr.setDisableHeaderCheck(true);for(var i in this.extraHeaders){if(this.extraHeaders.hasOwnProperty(i)){xhr.setRequestHeader(i,this.extraHeaders[i]);}}}}catch(e){}if(this.supportsBinary){ // This has to be done after open because Firefox is stupid
-// http://stackoverflow.com/questions/13216903/get-binary-data-with-xmlhttprequest-in-a-firefox-extension
-xhr.responseType='arraybuffer';}if('POST'==this.method){try{if(this.isBinary){xhr.setRequestHeader('Content-type','application/octet-stream');}else {xhr.setRequestHeader('Content-type','text/plain;charset=UTF-8');}}catch(e){}} // ie6 check
-if('withCredentials' in xhr){xhr.withCredentials=true;}if(this.hasXDR()){xhr.onload=function(){self.onLoad();};xhr.onerror=function(){self.onError(xhr.responseText);};}else {xhr.onreadystatechange=function(){if(4!=xhr.readyState)return;if(200==xhr.status||1223==xhr.status){self.onLoad();}else { // make sure the `error` event handler that's user-set
-// does not throw in the same tick and gets caught here
-setTimeout(function(){self.onError(xhr.status);},0);}};}debug('xhr data %s',this.data);xhr.send(this.data);}catch(e){ // Need to defer since .create() is called directly fhrom the constructor
-// and thus the 'error' event can only be only bound *after* this exception
-// occurs.  Therefore, also, we cannot throw here at all.
-setTimeout(function(){self.onError(e);},0);return;}if(global.document){this.index=Request.requestsCount++;Request.requests[this.index]=this;}}; /**
- * Called upon successful response.
- *
- * @api private
- */Request.prototype.onSuccess=function(){this.emit('success');this.cleanup();}; /**
- * Called if we have data.
- *
- * @api private
- */Request.prototype.onData=function(data){this.emit('data',data);this.onSuccess();}; /**
- * Called upon error.
- *
- * @api private
- */Request.prototype.onError=function(err){this.emit('error',err);this.cleanup(true);}; /**
- * Cleans up house.
- *
- * @api private
- */Request.prototype.cleanup=function(fromError){if('undefined'==typeof this.xhr||null===this.xhr){return;} // xmlhttprequest
-if(this.hasXDR()){this.xhr.onload=this.xhr.onerror=empty;}else {this.xhr.onreadystatechange=empty;}if(fromError){try{this.xhr.abort();}catch(e){}}if(global.document){delete Request.requests[this.index];}this.xhr=null;}; /**
- * Called upon load.
- *
- * @api private
- */Request.prototype.onLoad=function(){var data;try{var contentType;try{contentType=this.xhr.getResponseHeader('Content-Type').split(';')[0];}catch(e){}if(contentType==='application/octet-stream'){data=this.xhr.response;}else {if(!this.supportsBinary){data=this.xhr.responseText;}else {try{data=String.fromCharCode.apply(null,new Uint8Array(this.xhr.response));}catch(e){var ui8Arr=new Uint8Array(this.xhr.response);var dataArray=[];for(var idx=0,length=ui8Arr.length;idx<length;idx++){dataArray.push(ui8Arr[idx]);}data=String.fromCharCode.apply(null,dataArray);}}}}catch(e){this.onError(e);}if(null!=data){this.onData(data);}}; /**
- * Check if it has XDomainRequest.
- *
- * @api private
- */Request.prototype.hasXDR=function(){return 'undefined'!==typeof global.XDomainRequest&&!this.xs&&this.enablesXDR;}; /**
- * Aborts the request.
- *
- * @api public
- */Request.prototype.abort=function(){this.cleanup();}; /**
- * Aborts pending requests when unloading the window. This is needed to prevent
- * memory leaks (e.g. when using IE) and to ensure that no spurious error is
- * emitted.
- */if(global.document){Request.requestsCount=0;Request.requests={};if(global.attachEvent){global.attachEvent('onunload',unloadHandler);}else if(global.addEventListener){global.addEventListener('beforeunload',unloadHandler,false);}}function unloadHandler(){for(var i in Request.requests){if(Request.requests.hasOwnProperty(i)){Request.requests[i].abort();}}}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{"./polling":8,"component-emitter":15,"component-inherit":16,"debug":17,"xmlhttprequest-ssl":10}],8:[function(_dereq_,module,exports){ /**
- * Module dependencies.
- */var Transport=_dereq_('../transport');var parseqs=_dereq_('parseqs');var parser=_dereq_('engine.io-parser');var inherit=_dereq_('component-inherit');var yeast=_dereq_('yeast');var debug=_dereq_('debug')('engine.io-client:polling'); /**
- * Module exports.
- */module.exports=Polling; /**
- * Is XHR2 supported?
- */var hasXHR2=function(){var XMLHttpRequest=_dereq_('xmlhttprequest-ssl');var xhr=new XMLHttpRequest({xdomain:false});return null!=xhr.responseType;}(); /**
- * Polling interface.
- *
- * @param {Object} opts
- * @api private
- */function Polling(opts){var forceBase64=opts&&opts.forceBase64;if(!hasXHR2||forceBase64){this.supportsBinary=false;}Transport.call(this,opts);} /**
- * Inherits from Transport.
- */inherit(Polling,Transport); /**
- * Transport name.
- */Polling.prototype.name='polling'; /**
- * Opens the socket (triggers polling). We write a PING message to determine
- * when the transport is open.
- *
- * @api private
- */Polling.prototype.doOpen=function(){this.poll();}; /**
- * Pauses polling.
- *
- * @param {Function} callback upon buffers are flushed and transport is paused
- * @api private
- */Polling.prototype.pause=function(onPause){var pending=0;var self=this;this.readyState='pausing';function pause(){debug('paused');self.readyState='paused';onPause();}if(this.polling||!this.writable){var total=0;if(this.polling){debug('we are currently polling - waiting to pause');total++;this.once('pollComplete',function(){debug('pre-pause polling complete');--total||pause();});}if(!this.writable){debug('we are currently writing - waiting to pause');total++;this.once('drain',function(){debug('pre-pause writing complete');--total||pause();});}}else {pause();}}; /**
- * Starts polling cycle.
- *
- * @api public
- */Polling.prototype.poll=function(){debug('polling');this.polling=true;this.doPoll();this.emit('poll');}; /**
- * Overloads onData to detect payloads.
- *
- * @api private
- */Polling.prototype.onData=function(data){var self=this;debug('polling got data %s',data);var callback=function callback(packet,index,total){ // if its the first message we consider the transport open
-if('opening'==self.readyState){self.onOpen();} // if its a close packet, we close the ongoing requests
-if('close'==packet.type){self.onClose();return false;} // otherwise bypass onData and handle the message
-self.onPacket(packet);}; // decode payload
-parser.decodePayload(data,this.socket.binaryType,callback); // if an event did not trigger closing
-if('closed'!=this.readyState){ // if we got data we're not polling
-this.polling=false;this.emit('pollComplete');if('open'==this.readyState){this.poll();}else {debug('ignoring poll - transport state "%s"',this.readyState);}}}; /**
- * For polling, send a close packet.
- *
- * @api private
- */Polling.prototype.doClose=function(){var self=this;function close(){debug('writing close packet');self.write([{type:'close'}]);}if('open'==this.readyState){debug('transport open - closing');close();}else { // in case we're trying to close while
-// handshaking is in progress (GH-164)
-debug('transport not open - deferring close');this.once('open',close);}}; /**
- * Writes a packets payload.
- *
- * @param {Array} data packets
- * @param {Function} drain callback
- * @api private
- */Polling.prototype.write=function(packets){var self=this;this.writable=false;var callbackfn=function callbackfn(){self.writable=true;self.emit('drain');};var self=this;parser.encodePayload(packets,this.supportsBinary,function(data){self.doWrite(data,callbackfn);});}; /**
- * Generates uri for connection.
- *
- * @api private
- */Polling.prototype.uri=function(){var query=this.query||{};var schema=this.secure?'https':'http';var port=''; // cache busting is forced
-if(false!==this.timestampRequests){query[this.timestampParam]=yeast();}if(!this.supportsBinary&&!query.sid){query.b64=1;}query=parseqs.encode(query); // avoid port if default for schema
-if(this.port&&('https'==schema&&this.port!=443||'http'==schema&&this.port!=80)){port=':'+this.port;} // prepend ? to query
-if(query.length){query='?'+query;}var ipv6=this.hostname.indexOf(':')!==-1;return schema+'://'+(ipv6?'['+this.hostname+']':this.hostname)+port+this.path+query;};},{"../transport":4,"component-inherit":16,"debug":17,"engine.io-parser":19,"parseqs":27,"xmlhttprequest-ssl":10,"yeast":30}],9:[function(_dereq_,module,exports){(function(global){ /**
- * Module dependencies.
- */var Transport=_dereq_('../transport');var parser=_dereq_('engine.io-parser');var parseqs=_dereq_('parseqs');var inherit=_dereq_('component-inherit');var yeast=_dereq_('yeast');var debug=_dereq_('debug')('engine.io-client:websocket');var BrowserWebSocket=global.WebSocket||global.MozWebSocket; /**
- * Get either the `WebSocket` or `MozWebSocket` globals
- * in the browser or try to resolve WebSocket-compatible
- * interface exposed by `ws` for Node-like environment.
- */var WebSocket=BrowserWebSocket;if(!WebSocket&&typeof window==='undefined'){try{WebSocket=_dereq_('ws');}catch(e){}} /**
- * Module exports.
- */module.exports=WS; /**
- * WebSocket transport constructor.
- *
- * @api {Object} connection options
- * @api public
- */function WS(opts){var forceBase64=opts&&opts.forceBase64;if(forceBase64){this.supportsBinary=false;}this.perMessageDeflate=opts.perMessageDeflate;Transport.call(this,opts);} /**
- * Inherits from Transport.
- */inherit(WS,Transport); /**
- * Transport name.
- *
- * @api public
- */WS.prototype.name='websocket'; /*
- * WebSockets support binary
- */WS.prototype.supportsBinary=true; /**
- * Opens socket.
- *
- * @api private
- */WS.prototype.doOpen=function(){if(!this.check()){ // let probe timeout
-return;}var self=this;var uri=this.uri();var protocols=void 0;var opts={agent:this.agent,perMessageDeflate:this.perMessageDeflate}; // SSL options for Node.js client
-opts.pfx=this.pfx;opts.key=this.key;opts.passphrase=this.passphrase;opts.cert=this.cert;opts.ca=this.ca;opts.ciphers=this.ciphers;opts.rejectUnauthorized=this.rejectUnauthorized;if(this.extraHeaders){opts.headers=this.extraHeaders;}this.ws=BrowserWebSocket?new WebSocket(uri):new WebSocket(uri,protocols,opts);if(this.ws.binaryType===undefined){this.supportsBinary=false;}if(this.ws.supports&&this.ws.supports.binary){this.supportsBinary=true;this.ws.binaryType='buffer';}else {this.ws.binaryType='arraybuffer';}this.addEventListeners();}; /**
- * Adds event listeners to the socket
- *
- * @api private
- */WS.prototype.addEventListeners=function(){var self=this;this.ws.onopen=function(){self.onOpen();};this.ws.onclose=function(){self.onClose();};this.ws.onmessage=function(ev){self.onData(ev.data);};this.ws.onerror=function(e){self.onError('websocket error',e);};}; /**
- * Override `onData` to use a timer on iOS.
- * See: https://gist.github.com/mloughran/2052006
- *
- * @api private
- */if('undefined'!=typeof navigator&&'undefined'!=typeof navigator.userAgent&&/iPad|iPhone|iPod/i.test(navigator.userAgent)){WS.prototype.onData=function(data){var self=this;setTimeout(function(){Transport.prototype.onData.call(self,data);},0);};} /**
- * Writes data to socket.
- *
- * @param {Array} array of packets.
- * @api private
- */WS.prototype.write=function(packets){var self=this;this.writable=false; // encodePacket efficient as it uses WS framing
-// no need for encodePayload
-var total=packets.length;for(var i=0,l=total;i<l;i++){(function(packet){parser.encodePacket(packet,self.supportsBinary,function(data){if(!BrowserWebSocket){ // always create a new object (GH-437)
-var opts={};if(packet.options){opts.compress=packet.options.compress;}if(self.perMessageDeflate){var len='string'==typeof data?global.Buffer.byteLength(data):data.length;if(len<self.perMessageDeflate.threshold){opts.compress=false;}}} //Sometimes the websocket has already been closed but the browser didn't
-//have a chance of informing us about it yet, in that case send will
-//throw an error
-try{if(BrowserWebSocket){ // TypeError is thrown when passing the second argument on Safari
-self.ws.send(data);}else {self.ws.send(data,opts);}}catch(e){debug('websocket closed before onclose event');}--total||done();});})(packets[i]);}function done(){self.emit('flush'); // fake drain
-// defer to next tick to allow Socket to clear writeBuffer
-setTimeout(function(){self.writable=true;self.emit('drain');},0);}}; /**
- * Called upon close
- *
- * @api private
- */WS.prototype.onClose=function(){Transport.prototype.onClose.call(this);}; /**
- * Closes socket.
- *
- * @api private
- */WS.prototype.doClose=function(){if(typeof this.ws!=='undefined'){this.ws.close();}}; /**
- * Generates uri for connection.
- *
- * @api private
- */WS.prototype.uri=function(){var query=this.query||{};var schema=this.secure?'wss':'ws';var port=''; // avoid port if default for schema
-if(this.port&&('wss'==schema&&this.port!=443||'ws'==schema&&this.port!=80)){port=':'+this.port;} // append timestamp to URI
-if(this.timestampRequests){query[this.timestampParam]=yeast();} // communicate binary support capabilities
-if(!this.supportsBinary){query.b64=1;}query=parseqs.encode(query); // prepend ? to query
-if(query.length){query='?'+query;}var ipv6=this.hostname.indexOf(':')!==-1;return schema+'://'+(ipv6?'['+this.hostname+']':this.hostname)+port+this.path+query;}; /**
- * Feature detection for WebSocket.
- *
- * @return {Boolean} whether this transport is available.
- * @api public
- */WS.prototype.check=function(){return !!WebSocket&&!('__initialize' in WebSocket&&this.name===WS.prototype.name);};}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{"../transport":4,"component-inherit":16,"debug":17,"engine.io-parser":19,"parseqs":27,"ws":undefined,"yeast":30}],10:[function(_dereq_,module,exports){ // browser shim for xmlhttprequest module
-var hasCORS=_dereq_('has-cors');module.exports=function(opts){var xdomain=opts.xdomain; // scheme must be same when usign XDomainRequest
-// http://blogs.msdn.com/b/ieinternals/archive/2010/05/13/xdomainrequest-restrictions-limitations-and-workarounds.aspx
-var xscheme=opts.xscheme; // XDomainRequest has a flow of not sending cookie, therefore it should be disabled as a default.
-// https://github.com/Automattic/engine.io-client/pull/217
-var enablesXDR=opts.enablesXDR; // XMLHttpRequest can be disabled on IE
-try{if('undefined'!=typeof XMLHttpRequest&&(!xdomain||hasCORS)){return new XMLHttpRequest();}}catch(e){} // Use XDomainRequest for IE8 if enablesXDR is true
-// because loading bar keeps flashing when using jsonp-polling
-// https://github.com/yujiosaka/socke.io-ie8-loading-example
-try{if('undefined'!=typeof XDomainRequest&&!xscheme&&enablesXDR){return new XDomainRequest();}}catch(e){}if(!xdomain){try{return new ActiveXObject('Microsoft.XMLHTTP');}catch(e){}}};},{"has-cors":22}],11:[function(_dereq_,module,exports){module.exports=after;function after(count,callback,err_cb){var bail=false;err_cb=err_cb||noop;proxy.count=count;return count===0?callback():proxy;function proxy(err,result){if(proxy.count<=0){throw new Error('after called too many times');}--proxy.count; // after first error, rest are passed to err_cb
-if(err){bail=true;callback(err); // future error callbacks will go to error handler
-callback=err_cb;}else if(proxy.count===0&&!bail){callback(null,result);}}}function noop(){}},{}],12:[function(_dereq_,module,exports){ /**
- * An abstraction for slicing an arraybuffer even when
- * ArrayBuffer.prototype.slice is not supported
- *
- * @api public
- */module.exports=function(arraybuffer,start,end){var bytes=arraybuffer.byteLength;start=start||0;end=end||bytes;if(arraybuffer.slice){return arraybuffer.slice(start,end);}if(start<0){start+=bytes;}if(end<0){end+=bytes;}if(end>bytes){end=bytes;}if(start>=bytes||start>=end||bytes===0){return new ArrayBuffer(0);}var abv=new Uint8Array(arraybuffer);var result=new Uint8Array(end-start);for(var i=start,ii=0;i<end;i++,ii++){result[ii]=abv[i];}return result.buffer;};},{}],13:[function(_dereq_,module,exports){ /*
- * base64-arraybuffer
- * https://github.com/niklasvh/base64-arraybuffer
- *
- * Copyright (c) 2012 Niklas von Hertzen
- * Licensed under the MIT license.
- */(function(chars){"use strict";exports.encode=function(arraybuffer){var bytes=new Uint8Array(arraybuffer),i,len=bytes.length,base64="";for(i=0;i<len;i+=3){base64+=chars[bytes[i]>>2];base64+=chars[(bytes[i]&3)<<4|bytes[i+1]>>4];base64+=chars[(bytes[i+1]&15)<<2|bytes[i+2]>>6];base64+=chars[bytes[i+2]&63];}if(len%3===2){base64=base64.substring(0,base64.length-1)+"=";}else if(len%3===1){base64=base64.substring(0,base64.length-2)+"==";}return base64;};exports.decode=function(base64){var bufferLength=base64.length*0.75,len=base64.length,i,p=0,encoded1,encoded2,encoded3,encoded4;if(base64[base64.length-1]==="="){bufferLength--;if(base64[base64.length-2]==="="){bufferLength--;}}var arraybuffer=new ArrayBuffer(bufferLength),bytes=new Uint8Array(arraybuffer);for(i=0;i<len;i+=4){encoded1=chars.indexOf(base64[i]);encoded2=chars.indexOf(base64[i+1]);encoded3=chars.indexOf(base64[i+2]);encoded4=chars.indexOf(base64[i+3]);bytes[p++]=encoded1<<2|encoded2>>4;bytes[p++]=(encoded2&15)<<4|encoded3>>2;bytes[p++]=(encoded3&3)<<6|encoded4&63;}return arraybuffer;};})("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");},{}],14:[function(_dereq_,module,exports){(function(global){ /**
- * Create a blob builder even when vendor prefixes exist
- */var BlobBuilder=global.BlobBuilder||global.WebKitBlobBuilder||global.MSBlobBuilder||global.MozBlobBuilder; /**
- * Check if Blob constructor is supported
- */var blobSupported=function(){try{var a=new Blob(['hi']);return a.size===2;}catch(e){return false;}}(); /**
- * Check if Blob constructor supports ArrayBufferViews
- * Fails in Safari 6, so we need to map to ArrayBuffers there.
- */var blobSupportsArrayBufferView=blobSupported&&function(){try{var b=new Blob([new Uint8Array([1,2])]);return b.size===2;}catch(e){return false;}}(); /**
- * Check if BlobBuilder is supported
- */var blobBuilderSupported=BlobBuilder&&BlobBuilder.prototype.append&&BlobBuilder.prototype.getBlob; /**
- * Helper function that maps ArrayBufferViews to ArrayBuffers
- * Used by BlobBuilder constructor and old browsers that didn't
- * support it in the Blob constructor.
- */function mapArrayBufferViews(ary){for(var i=0;i<ary.length;i++){var chunk=ary[i];if(chunk.buffer instanceof ArrayBuffer){var buf=chunk.buffer; // if this is a subarray, make a copy so we only
-// include the subarray region from the underlying buffer
-if(chunk.byteLength!==buf.byteLength){var copy=new Uint8Array(chunk.byteLength);copy.set(new Uint8Array(buf,chunk.byteOffset,chunk.byteLength));buf=copy.buffer;}ary[i]=buf;}}}function BlobBuilderConstructor(ary,options){options=options||{};var bb=new BlobBuilder();mapArrayBufferViews(ary);for(var i=0;i<ary.length;i++){bb.append(ary[i]);}return options.type?bb.getBlob(options.type):bb.getBlob();};function BlobConstructor(ary,options){mapArrayBufferViews(ary);return new Blob(ary,options||{});};module.exports=function(){if(blobSupported){return blobSupportsArrayBufferView?global.Blob:BlobConstructor;}else if(blobBuilderSupported){return BlobBuilderConstructor;}else {return undefined;}}();}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{}],15:[function(_dereq_,module,exports){ /**
- * Expose `Emitter`.
- */module.exports=Emitter; /**
- * Initialize a new `Emitter`.
- *
- * @api public
- */function Emitter(obj){if(obj)return mixin(obj);}; /**
- * Mixin the emitter properties.
- *
- * @param {Object} obj
- * @return {Object}
- * @api private
- */function mixin(obj){for(var key in Emitter.prototype){obj[key]=Emitter.prototype[key];}return obj;} /**
- * Listen on the given `event` with `fn`.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */Emitter.prototype.on=Emitter.prototype.addEventListener=function(event,fn){this._callbacks=this._callbacks||{};(this._callbacks[event]=this._callbacks[event]||[]).push(fn);return this;}; /**
- * Adds an `event` listener that will be invoked a single
- * time then automatically removed.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */Emitter.prototype.once=function(event,fn){var self=this;this._callbacks=this._callbacks||{};function on(){self.off(event,on);fn.apply(this,arguments);}on.fn=fn;this.on(event,on);return this;}; /**
- * Remove the given callback for `event` or all
- * registered callbacks.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */Emitter.prototype.off=Emitter.prototype.removeListener=Emitter.prototype.removeAllListeners=Emitter.prototype.removeEventListener=function(event,fn){this._callbacks=this._callbacks||{}; // all
-if(0==arguments.length){this._callbacks={};return this;} // specific event
-var callbacks=this._callbacks[event];if(!callbacks)return this; // remove all handlers
-if(1==arguments.length){delete this._callbacks[event];return this;} // remove specific handler
-var cb;for(var i=0;i<callbacks.length;i++){cb=callbacks[i];if(cb===fn||cb.fn===fn){callbacks.splice(i,1);break;}}return this;}; /**
- * Emit `event` with the given args.
- *
- * @param {String} event
- * @param {Mixed} ...
- * @return {Emitter}
- */Emitter.prototype.emit=function(event){this._callbacks=this._callbacks||{};var args=[].slice.call(arguments,1),callbacks=this._callbacks[event];if(callbacks){callbacks=callbacks.slice(0);for(var i=0,len=callbacks.length;i<len;++i){callbacks[i].apply(this,args);}}return this;}; /**
- * Return array of callbacks for `event`.
- *
- * @param {String} event
- * @return {Array}
- * @api public
- */Emitter.prototype.listeners=function(event){this._callbacks=this._callbacks||{};return this._callbacks[event]||[];}; /**
- * Check if this emitter has `event` handlers.
- *
- * @param {String} event
- * @return {Boolean}
- * @api public
- */Emitter.prototype.hasListeners=function(event){return !!this.listeners(event).length;};},{}],16:[function(_dereq_,module,exports){module.exports=function(a,b){var fn=function fn(){};fn.prototype=b.prototype;a.prototype=new fn();a.prototype.constructor=a;};},{}],17:[function(_dereq_,module,exports){ /**
- * This is the web browser implementation of `debug()`.
- *
- * Expose `debug()` as the module.
- */exports=module.exports=_dereq_('./debug');exports.log=log;exports.formatArgs=formatArgs;exports.save=save;exports.load=load;exports.useColors=useColors;exports.storage='undefined'!=typeof chrome&&'undefined'!=typeof chrome.storage?chrome.storage.local:localstorage(); /**
- * Colors.
- */exports.colors=['lightseagreen','forestgreen','goldenrod','dodgerblue','darkorchid','crimson']; /**
- * Currently only WebKit-based Web Inspectors, Firefox >= v31,
- * and the Firebug extension (any Firefox version) are known
- * to support "%c" CSS customizations.
- *
- * TODO: add a `localStorage` variable to explicitly enable/disable colors
- */function useColors(){ // is webkit? http://stackoverflow.com/a/16459606/376773
-return 'WebkitAppearance' in document.documentElement.style|| // is firebug? http://stackoverflow.com/a/398120/376773
-window.console&&(console.firebug||console.exception&&console.table)|| // is firefox >= v31?
-// https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
-'undefined'!=typeof navigator&&'undefined'!=typeof navigator.userAgent&&navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/)&&parseInt(RegExp.$1,10)>=31;} /**
- * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
- */exports.formatters.j=function(v){return JSON.stringify(v);}; /**
- * Colorize log arguments if enabled.
- *
- * @api public
- */function formatArgs(){var args=arguments;var useColors=this.useColors;args[0]=(useColors?'%c':'')+this.namespace+(useColors?' %c':' ')+args[0]+(useColors?'%c ':' ')+'+'+exports.humanize(this.diff);if(!useColors)return args;var c='color: '+this.color;args=[args[0],c,'color: inherit'].concat(Array.prototype.slice.call(args,1)); // the final "%c" is somewhat tricky, because there could be other
-// arguments passed either before or after the %c, so we need to
-// figure out the correct index to insert the CSS into
-var index=0;var lastC=0;args[0].replace(/%[a-z%]/g,function(match){if('%%'===match)return;index++;if('%c'===match){ // we only are interested in the *last* %c
-// (the user may have provided their own)
-lastC=index;}});args.splice(lastC,0,c);return args;} /**
- * Invokes `console.log()` when available.
- * No-op when `console.log` is not a "function".
- *
- * @api public
- */function log(){ // this hackery is required for IE8/9, where
-// the `console.log` function doesn't have 'apply'
-return 'object'===(typeof console==="undefined"?"undefined":_typeof(console))&&console.log&&Function.prototype.apply.call(console.log,console,arguments);} /**
- * Save `namespaces`.
- *
- * @param {String} namespaces
- * @api private
- */function save(namespaces){try{if(null==namespaces){exports.storage.removeItem('debug');}else {exports.storage.debug=namespaces;}}catch(e){}} /**
- * Load `namespaces`.
- *
- * @return {String} returns the previously persisted debug modes
- * @api private
- */function load(){var r;try{r=exports.storage.debug;}catch(e){}return r;} /**
- * Enable namespaces listed in `localStorage.debug` initially.
- */exports.enable(load()); /**
- * Localstorage attempts to return the localstorage.
- *
- * This is necessary because safari throws
- * when a user disables cookies/localstorage
- * and you attempt to access it.
- *
- * @return {LocalStorage}
- * @api private
- */function localstorage(){try{return window.localStorage;}catch(e){}}},{"./debug":18}],18:[function(_dereq_,module,exports){ /**
- * This is the common logic for both the Node.js and web browser
- * implementations of `debug()`.
- *
- * Expose `debug()` as the module.
- */exports=module.exports=debug;exports.coerce=coerce;exports.disable=disable;exports.enable=enable;exports.enabled=enabled;exports.humanize=_dereq_('ms'); /**
- * The currently active debug mode names, and names to skip.
- */exports.names=[];exports.skips=[]; /**
- * Map of special "%n" handling functions, for the debug "format" argument.
- *
- * Valid key names are a single, lowercased letter, i.e. "n".
- */exports.formatters={}; /**
- * Previously assigned color.
- */var prevColor=0; /**
- * Previous log timestamp.
- */var prevTime; /**
- * Select a color.
- *
- * @return {Number}
- * @api private
- */function selectColor(){return exports.colors[prevColor++%exports.colors.length];} /**
- * Create a debugger with the given `namespace`.
- *
- * @param {String} namespace
- * @return {Function}
- * @api public
- */function debug(namespace){ // define the `disabled` version
-function disabled(){}disabled.enabled=false; // define the `enabled` version
-function enabled(){var self=enabled; // set `diff` timestamp
-var curr=+new Date();var ms=curr-(prevTime||curr);self.diff=ms;self.prev=prevTime;self.curr=curr;prevTime=curr; // add the `color` if not set
-if(null==self.useColors)self.useColors=exports.useColors();if(null==self.color&&self.useColors)self.color=selectColor();var args=Array.prototype.slice.call(arguments);args[0]=exports.coerce(args[0]);if('string'!==typeof args[0]){ // anything else let's inspect with %o
-args=['%o'].concat(args);} // apply any `formatters` transformations
-var index=0;args[0]=args[0].replace(/%([a-z%])/g,function(match,format){ // if we encounter an escaped % then don't increase the array index
-if(match==='%%')return match;index++;var formatter=exports.formatters[format];if('function'===typeof formatter){var val=args[index];match=formatter.call(self,val); // now we need to remove `args[index]` since it's inlined in the `format`
-args.splice(index,1);index--;}return match;});if('function'===typeof exports.formatArgs){args=exports.formatArgs.apply(self,args);}var logFn=enabled.log||exports.log||console.log.bind(console);logFn.apply(self,args);}enabled.enabled=true;var fn=exports.enabled(namespace)?enabled:disabled;fn.namespace=namespace;return fn;} /**
- * Enables a debug mode by namespaces. This can include modes
- * separated by a colon and wildcards.
- *
- * @param {String} namespaces
- * @api public
- */function enable(namespaces){exports.save(namespaces);var split=(namespaces||'').split(/[\s,]+/);var len=split.length;for(var i=0;i<len;i++){if(!split[i])continue; // ignore empty strings
-namespaces=split[i].replace(/\*/g,'.*?');if(namespaces[0]==='-'){exports.skips.push(new RegExp('^'+namespaces.substr(1)+'$'));}else {exports.names.push(new RegExp('^'+namespaces+'$'));}}} /**
- * Disable debug output.
- *
- * @api public
- */function disable(){exports.enable('');} /**
- * Returns true if the given mode name is enabled, false otherwise.
- *
- * @param {String} name
- * @return {Boolean}
- * @api public
- */function enabled(name){var i,len;for(i=0,len=exports.skips.length;i<len;i++){if(exports.skips[i].test(name)){return false;}}for(i=0,len=exports.names.length;i<len;i++){if(exports.names[i].test(name)){return true;}}return false;} /**
- * Coerce `val`.
- *
- * @param {Mixed} val
- * @return {Mixed}
- * @api private
- */function coerce(val){if(val instanceof Error)return val.stack||val.message;return val;}},{"ms":25}],19:[function(_dereq_,module,exports){(function(global){ /**
- * Module dependencies.
- */var keys=_dereq_('./keys');var hasBinary=_dereq_('has-binary');var sliceBuffer=_dereq_('arraybuffer.slice');var base64encoder=_dereq_('base64-arraybuffer');var after=_dereq_('after');var utf8=_dereq_('utf8'); /**
- * Check if we are running an android browser. That requires us to use
- * ArrayBuffer with polling transports...
- *
- * http://ghinda.net/jpeg-blob-ajax-android/
- */var isAndroid='undefined'!=typeof navigator&&'undefined'!=typeof navigator.userAgent&&navigator.userAgent.match(/Android/i); /**
- * Check if we are running in PhantomJS.
- * Uploading a Blob with PhantomJS does not work correctly, as reported here:
- * https://github.com/ariya/phantomjs/issues/11395
- * @type boolean
- */var isPhantomJS='undefined'!=typeof navigator&&'undefined'!=typeof navigator.userAgent&&/PhantomJS/i.test(navigator.userAgent); /**
- * When true, avoids using Blobs to encode payloads.
- * @type boolean
- */var dontSendBlobs=isAndroid||isPhantomJS; /**
- * Current protocol version.
- */exports.protocol=3; /**
- * Packet types.
- */var packets=exports.packets={open:0 // non-ws
-,close:1 // non-ws
-,ping:2,pong:3,message:4,upgrade:5,noop:6};var packetslist=keys(packets); /**
- * Premade error packet.
- */var err={type:'error',data:'parser error'}; /**
- * Create a blob api even for blob builder when vendor prefixes exist
- */var Blob=_dereq_('blob'); /**
- * Encodes a packet.
- *
- *     <packet type id> [ <data> ]
- *
- * Example:
- *
- *     5hello world
- *     3
- *     4
- *
- * Binary is encoded in an identical principle
- *
- * @api private
- */exports.encodePacket=function(packet,supportsBinary,utf8encode,callback){if('function'==typeof supportsBinary){callback=supportsBinary;supportsBinary=false;}if('function'==typeof utf8encode){callback=utf8encode;utf8encode=null;}var data=packet.data===undefined?undefined:packet.data.buffer||packet.data;if(global.ArrayBuffer&&data instanceof ArrayBuffer){return encodeArrayBuffer(packet,supportsBinary,callback);}else if(Blob&&data instanceof global.Blob){return encodeBlob(packet,supportsBinary,callback);} // might be an object with { base64: true, data: dataAsBase64String }
-if(data&&data.base64){return encodeBase64Object(packet,callback);} // Sending data as a utf-8 string
-var encoded=packets[packet.type]; // data fragment is optional
-if(undefined!==packet.data){encoded+=utf8encode?utf8.encode(String(packet.data)):String(packet.data);}return callback(''+encoded);};function encodeBase64Object(packet,callback){ // packet data is an object { base64: true, data: dataAsBase64String }
-var message='b'+exports.packets[packet.type]+packet.data.data;return callback(message);} /**
- * Encode packet helpers for binary types
- */function encodeArrayBuffer(packet,supportsBinary,callback){if(!supportsBinary){return exports.encodeBase64Packet(packet,callback);}var data=packet.data;var contentArray=new Uint8Array(data);var resultBuffer=new Uint8Array(1+data.byteLength);resultBuffer[0]=packets[packet.type];for(var i=0;i<contentArray.length;i++){resultBuffer[i+1]=contentArray[i];}return callback(resultBuffer.buffer);}function encodeBlobAsArrayBuffer(packet,supportsBinary,callback){if(!supportsBinary){return exports.encodeBase64Packet(packet,callback);}var fr=new FileReader();fr.onload=function(){packet.data=fr.result;exports.encodePacket(packet,supportsBinary,true,callback);};return fr.readAsArrayBuffer(packet.data);}function encodeBlob(packet,supportsBinary,callback){if(!supportsBinary){return exports.encodeBase64Packet(packet,callback);}if(dontSendBlobs){return encodeBlobAsArrayBuffer(packet,supportsBinary,callback);}var length=new Uint8Array(1);length[0]=packets[packet.type];var blob=new Blob([length.buffer,packet.data]);return callback(blob);} /**
- * Encodes a packet with binary data in a base64 string
- *
- * @param {Object} packet, has `type` and `data`
- * @return {String} base64 encoded message
- */exports.encodeBase64Packet=function(packet,callback){var message='b'+exports.packets[packet.type];if(Blob&&packet.data instanceof global.Blob){var fr=new FileReader();fr.onload=function(){var b64=fr.result.split(',')[1];callback(message+b64);};return fr.readAsDataURL(packet.data);}var b64data;try{b64data=String.fromCharCode.apply(null,new Uint8Array(packet.data));}catch(e){ // iPhone Safari doesn't let you apply with typed arrays
-var typed=new Uint8Array(packet.data);var basic=new Array(typed.length);for(var i=0;i<typed.length;i++){basic[i]=typed[i];}b64data=String.fromCharCode.apply(null,basic);}message+=global.btoa(b64data);return callback(message);}; /**
- * Decodes a packet. Changes format to Blob if requested.
- *
- * @return {Object} with `type` and `data` (if any)
- * @api private
- */exports.decodePacket=function(data,binaryType,utf8decode){ // String data
-if(typeof data=='string'||data===undefined){if(data.charAt(0)=='b'){return exports.decodeBase64Packet(data.substr(1),binaryType);}if(utf8decode){try{data=utf8.decode(data);}catch(e){return err;}}var type=data.charAt(0);if(Number(type)!=type||!packetslist[type]){return err;}if(data.length>1){return {type:packetslist[type],data:data.substring(1)};}else {return {type:packetslist[type]};}}var asArray=new Uint8Array(data);var type=asArray[0];var rest=sliceBuffer(data,1);if(Blob&&binaryType==='blob'){rest=new Blob([rest]);}return {type:packetslist[type],data:rest};}; /**
- * Decodes a packet encoded in a base64 string
- *
- * @param {String} base64 encoded message
- * @return {Object} with `type` and `data` (if any)
- */exports.decodeBase64Packet=function(msg,binaryType){var type=packetslist[msg.charAt(0)];if(!global.ArrayBuffer){return {type:type,data:{base64:true,data:msg.substr(1)}};}var data=base64encoder.decode(msg.substr(1));if(binaryType==='blob'&&Blob){data=new Blob([data]);}return {type:type,data:data};}; /**
- * Encodes multiple messages (payload).
- *
- *     <length>:data
- *
- * Example:
- *
- *     11:hello world2:hi
- *
- * If any contents are binary, they will be encoded as base64 strings. Base64
- * encoded strings are marked with a b before the length specifier
- *
- * @param {Array} packets
- * @api private
- */exports.encodePayload=function(packets,supportsBinary,callback){if(typeof supportsBinary=='function'){callback=supportsBinary;supportsBinary=null;}var isBinary=hasBinary(packets);if(supportsBinary&&isBinary){if(Blob&&!dontSendBlobs){return exports.encodePayloadAsBlob(packets,callback);}return exports.encodePayloadAsArrayBuffer(packets,callback);}if(!packets.length){return callback('0:');}function setLengthHeader(message){return message.length+':'+message;}function encodeOne(packet,doneCallback){exports.encodePacket(packet,!isBinary?false:supportsBinary,true,function(message){doneCallback(null,setLengthHeader(message));});}map(packets,encodeOne,function(err,results){return callback(results.join(''));});}; /**
- * Async array map using after
- */function map(ary,each,done){var result=new Array(ary.length);var next=after(ary.length,done);var eachWithIndex=function eachWithIndex(i,el,cb){each(el,function(error,msg){result[i]=msg;cb(error,result);});};for(var i=0;i<ary.length;i++){eachWithIndex(i,ary[i],next);}} /*
- * Decodes data when a payload is maybe expected. Possible binary contents are
- * decoded from their base64 representation
- *
- * @param {String} data, callback method
- * @api public
- */exports.decodePayload=function(data,binaryType,callback){if(typeof data!='string'){return exports.decodePayloadAsBinary(data,binaryType,callback);}if(typeof binaryType==='function'){callback=binaryType;binaryType=null;}var packet;if(data==''){ // parser error - ignoring payload
-return callback(err,0,1);}var length='',n,msg;for(var i=0,l=data.length;i<l;i++){var chr=data.charAt(i);if(':'!=chr){length+=chr;}else {if(''==length||length!=(n=Number(length))){ // parser error - ignoring payload
-return callback(err,0,1);}msg=data.substr(i+1,n);if(length!=msg.length){ // parser error - ignoring payload
-return callback(err,0,1);}if(msg.length){packet=exports.decodePacket(msg,binaryType,true);if(err.type==packet.type&&err.data==packet.data){ // parser error in individual packet - ignoring payload
-return callback(err,0,1);}var ret=callback(packet,i+n,l);if(false===ret)return;} // advance cursor
-i+=n;length='';}}if(length!=''){ // parser error - ignoring payload
-return callback(err,0,1);}}; /**
- * Encodes multiple messages (payload) as binary.
- *
- * <1 = binary, 0 = string><number from 0-9><number from 0-9>[...]<number
- * 255><data>
- *
- * Example:
- * 1 3 255 1 2 3, if the binary contents are interpreted as 8 bit integers
- *
- * @param {Array} packets
- * @return {ArrayBuffer} encoded payload
- * @api private
- */exports.encodePayloadAsArrayBuffer=function(packets,callback){if(!packets.length){return callback(new ArrayBuffer(0));}function encodeOne(packet,doneCallback){exports.encodePacket(packet,true,true,function(data){return doneCallback(null,data);});}map(packets,encodeOne,function(err,encodedPackets){var totalLength=encodedPackets.reduce(function(acc,p){var len;if(typeof p==='string'){len=p.length;}else {len=p.byteLength;}return acc+len.toString().length+len+2; // string/binary identifier + separator = 2
-},0);var resultArray=new Uint8Array(totalLength);var bufferIndex=0;encodedPackets.forEach(function(p){var isString=typeof p==='string';var ab=p;if(isString){var view=new Uint8Array(p.length);for(var i=0;i<p.length;i++){view[i]=p.charCodeAt(i);}ab=view.buffer;}if(isString){ // not true binary
-resultArray[bufferIndex++]=0;}else { // true binary
-resultArray[bufferIndex++]=1;}var lenStr=ab.byteLength.toString();for(var i=0;i<lenStr.length;i++){resultArray[bufferIndex++]=parseInt(lenStr[i]);}resultArray[bufferIndex++]=255;var view=new Uint8Array(ab);for(var i=0;i<view.length;i++){resultArray[bufferIndex++]=view[i];}});return callback(resultArray.buffer);});}; /**
- * Encode as Blob
- */exports.encodePayloadAsBlob=function(packets,callback){function encodeOne(packet,doneCallback){exports.encodePacket(packet,true,true,function(encoded){var binaryIdentifier=new Uint8Array(1);binaryIdentifier[0]=1;if(typeof encoded==='string'){var view=new Uint8Array(encoded.length);for(var i=0;i<encoded.length;i++){view[i]=encoded.charCodeAt(i);}encoded=view.buffer;binaryIdentifier[0]=0;}var len=encoded instanceof ArrayBuffer?encoded.byteLength:encoded.size;var lenStr=len.toString();var lengthAry=new Uint8Array(lenStr.length+1);for(var i=0;i<lenStr.length;i++){lengthAry[i]=parseInt(lenStr[i]);}lengthAry[lenStr.length]=255;if(Blob){var blob=new Blob([binaryIdentifier.buffer,lengthAry.buffer,encoded]);doneCallback(null,blob);}});}map(packets,encodeOne,function(err,results){return callback(new Blob(results));});}; /*
- * Decodes data when a payload is maybe expected. Strings are decoded by
- * interpreting each byte as a key code for entries marked to start with 0. See
- * description of encodePayloadAsBinary
- *
- * @param {ArrayBuffer} data, callback method
- * @api public
- */exports.decodePayloadAsBinary=function(data,binaryType,callback){if(typeof binaryType==='function'){callback=binaryType;binaryType=null;}var bufferTail=data;var buffers=[];var numberTooLong=false;while(bufferTail.byteLength>0){var tailArray=new Uint8Array(bufferTail);var isString=tailArray[0]===0;var msgLength='';for(var i=1;;i++){if(tailArray[i]==255)break;if(msgLength.length>310){numberTooLong=true;break;}msgLength+=tailArray[i];}if(numberTooLong)return callback(err,0,1);bufferTail=sliceBuffer(bufferTail,2+msgLength.length);msgLength=parseInt(msgLength);var msg=sliceBuffer(bufferTail,0,msgLength);if(isString){try{msg=String.fromCharCode.apply(null,new Uint8Array(msg));}catch(e){ // iPhone Safari doesn't let you apply to typed arrays
-var typed=new Uint8Array(msg);msg='';for(var i=0;i<typed.length;i++){msg+=String.fromCharCode(typed[i]);}}}buffers.push(msg);bufferTail=sliceBuffer(bufferTail,msgLength);}var total=buffers.length;buffers.forEach(function(buffer,i){callback(exports.decodePacket(buffer,binaryType,true),i,total);});};}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{"./keys":20,"after":11,"arraybuffer.slice":12,"base64-arraybuffer":13,"blob":14,"has-binary":21,"utf8":29}],20:[function(_dereq_,module,exports){ /**
- * Gets the keys for an object.
- *
- * @return {Array} keys
- * @api private
- */module.exports=Object.keys||function keys(obj){var arr=[];var has=Object.prototype.hasOwnProperty;for(var i in obj){if(has.call(obj,i)){arr.push(i);}}return arr;};},{}],21:[function(_dereq_,module,exports){(function(global){ /*
- * Module requirements.
- */var isArray=_dereq_('isarray'); /**
- * Module exports.
- */module.exports=hasBinary; /**
- * Checks for binary data.
- *
- * Right now only Buffer and ArrayBuffer are supported..
- *
- * @param {Object} anything
- * @api public
- */function hasBinary(data){function _hasBinary(obj){if(!obj)return false;if(global.Buffer&&global.Buffer.isBuffer(obj)||global.ArrayBuffer&&obj instanceof ArrayBuffer||global.Blob&&obj instanceof Blob||global.File&&obj instanceof File){return true;}if(isArray(obj)){for(var i=0;i<obj.length;i++){if(_hasBinary(obj[i])){return true;}}}else if(obj&&'object'==(typeof obj==="undefined"?"undefined":_typeof(obj))){if(obj.toJSON){obj=obj.toJSON();}for(var key in obj){if(Object.prototype.hasOwnProperty.call(obj,key)&&_hasBinary(obj[key])){return true;}}}return false;}return _hasBinary(data);}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{"isarray":24}],22:[function(_dereq_,module,exports){ /**
- * Module exports.
- *
- * Logic borrowed from Modernizr:
- *
- *   - https://github.com/Modernizr/Modernizr/blob/master/feature-detects/cors.js
- */try{module.exports=typeof XMLHttpRequest!=='undefined'&&'withCredentials' in new XMLHttpRequest();}catch(err){ // if XMLHttp support is disabled in IE then it will throw
-// when trying to create
-module.exports=false;}},{}],23:[function(_dereq_,module,exports){var indexOf=[].indexOf;module.exports=function(arr,obj){if(indexOf)return arr.indexOf(obj);for(var i=0;i<arr.length;++i){if(arr[i]===obj)return i;}return -1;};},{}],24:[function(_dereq_,module,exports){module.exports=Array.isArray||function(arr){return Object.prototype.toString.call(arr)=='[object Array]';};},{}],25:[function(_dereq_,module,exports){ /**
- * Helpers.
- */var s=1000;var m=s*60;var h=m*60;var d=h*24;var y=d*365.25; /**
- * Parse or format the given `val`.
- *
- * Options:
- *
- *  - `long` verbose formatting [false]
- *
- * @param {String|Number} val
- * @param {Object} options
- * @return {String|Number}
- * @api public
- */module.exports=function(val,options){options=options||{};if('string'==typeof val)return parse(val);return options.long?long(val):short(val);}; /**
- * Parse the given `str` and return milliseconds.
- *
- * @param {String} str
- * @return {Number}
- * @api private
- */function parse(str){str=''+str;if(str.length>10000)return;var match=/^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(str);if(!match)return;var n=parseFloat(match[1]);var type=(match[2]||'ms').toLowerCase();switch(type){case 'years':case 'year':case 'yrs':case 'yr':case 'y':return n*y;case 'days':case 'day':case 'd':return n*d;case 'hours':case 'hour':case 'hrs':case 'hr':case 'h':return n*h;case 'minutes':case 'minute':case 'mins':case 'min':case 'm':return n*m;case 'seconds':case 'second':case 'secs':case 'sec':case 's':return n*s;case 'milliseconds':case 'millisecond':case 'msecs':case 'msec':case 'ms':return n;}} /**
- * Short format for `ms`.
- *
- * @param {Number} ms
- * @return {String}
- * @api private
- */function short(ms){if(ms>=d)return Math.round(ms/d)+'d';if(ms>=h)return Math.round(ms/h)+'h';if(ms>=m)return Math.round(ms/m)+'m';if(ms>=s)return Math.round(ms/s)+'s';return ms+'ms';} /**
- * Long format for `ms`.
- *
- * @param {Number} ms
- * @return {String}
- * @api private
- */function long(ms){return plural(ms,d,'day')||plural(ms,h,'hour')||plural(ms,m,'minute')||plural(ms,s,'second')||ms+' ms';} /**
- * Pluralization helper.
- */function plural(ms,n,name){if(ms<n)return;if(ms<n*1.5)return Math.floor(ms/n)+' '+name;return Math.ceil(ms/n)+' '+name+'s';}},{}],26:[function(_dereq_,module,exports){(function(global){ /**
- * JSON parse.
- *
- * @see Based on jQuery#parseJSON (MIT) and JSON2
- * @api private
- */var rvalidchars=/^[\],:{}\s]*$/;var rvalidescape=/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g;var rvalidtokens=/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g;var rvalidbraces=/(?:^|:|,)(?:\s*\[)+/g;var rtrimLeft=/^\s+/;var rtrimRight=/\s+$/;module.exports=function parsejson(data){if('string'!=typeof data||!data){return null;}data=data.replace(rtrimLeft,'').replace(rtrimRight,''); // Attempt to parse using the native JSON parser first
-if(global.JSON&&JSON.parse){return JSON.parse(data);}if(rvalidchars.test(data.replace(rvalidescape,'@').replace(rvalidtokens,']').replace(rvalidbraces,''))){return new Function('return '+data)();}};}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{}],27:[function(_dereq_,module,exports){ /**
- * Compiles a querystring
- * Returns string representation of the object
- *
- * @param {Object}
- * @api private
- */exports.encode=function(obj){var str='';for(var i in obj){if(obj.hasOwnProperty(i)){if(str.length)str+='&';str+=encodeURIComponent(i)+'='+encodeURIComponent(obj[i]);}}return str;}; /**
- * Parses a simple querystring into an object
- *
- * @param {String} qs
- * @api private
- */exports.decode=function(qs){var qry={};var pairs=qs.split('&');for(var i=0,l=pairs.length;i<l;i++){var pair=pairs[i].split('=');qry[decodeURIComponent(pair[0])]=decodeURIComponent(pair[1]);}return qry;};},{}],28:[function(_dereq_,module,exports){ /**
- * Parses an URI
- *
- * @author Steven Levithan <stevenlevithan.com> (MIT license)
- * @api private
- */var re=/^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;var parts=['source','protocol','authority','userInfo','user','password','host','port','relative','path','directory','file','query','anchor'];module.exports=function parseuri(str){var src=str,b=str.indexOf('['),e=str.indexOf(']');if(b!=-1&&e!=-1){str=str.substring(0,b)+str.substring(b,e).replace(/:/g,';')+str.substring(e,str.length);}var m=re.exec(str||''),uri={},i=14;while(i--){uri[parts[i]]=m[i]||'';}if(b!=-1&&e!=-1){uri.source=src;uri.host=uri.host.substring(1,uri.host.length-1).replace(/;/g,':');uri.authority=uri.authority.replace('[','').replace(']','').replace(/;/g,':');uri.ipv6uri=true;}return uri;};},{}],29:[function(_dereq_,module,exports){(function(global){ /*! https://mths.be/utf8js v2.0.0 by @mathias */;(function(root){ // Detect free variables `exports`
-var freeExports=(typeof exports==="undefined"?"undefined":_typeof(exports))=='object'&&exports; // Detect free variable `module`
-var freeModule=(typeof module==="undefined"?"undefined":_typeof(module))=='object'&&module&&module.exports==freeExports&&module; // Detect free variable `global`, from Node.js or Browserified code,
-// and use it as `root`
-var freeGlobal=(typeof global==="undefined"?"undefined":_typeof(global))=='object'&&global;if(freeGlobal.global===freeGlobal||freeGlobal.window===freeGlobal){root=freeGlobal;} /*--------------------------------------------------------------------------*/var stringFromCharCode=String.fromCharCode; // Taken from https://mths.be/punycode
-function ucs2decode(string){var output=[];var counter=0;var length=string.length;var value;var extra;while(counter<length){value=string.charCodeAt(counter++);if(value>=0xD800&&value<=0xDBFF&&counter<length){ // high surrogate, and there is a next character
-extra=string.charCodeAt(counter++);if((extra&0xFC00)==0xDC00){ // low surrogate
-output.push(((value&0x3FF)<<10)+(extra&0x3FF)+0x10000);}else { // unmatched surrogate; only append this code unit, in case the next
-// code unit is the high surrogate of a surrogate pair
-output.push(value);counter--;}}else {output.push(value);}}return output;} // Taken from https://mths.be/punycode
-function ucs2encode(array){var length=array.length;var index=-1;var value;var output='';while(++index<length){value=array[index];if(value>0xFFFF){value-=0x10000;output+=stringFromCharCode(value>>>10&0x3FF|0xD800);value=0xDC00|value&0x3FF;}output+=stringFromCharCode(value);}return output;}function checkScalarValue(codePoint){if(codePoint>=0xD800&&codePoint<=0xDFFF){throw Error('Lone surrogate U+'+codePoint.toString(16).toUpperCase()+' is not a scalar value');}} /*--------------------------------------------------------------------------*/function createByte(codePoint,shift){return stringFromCharCode(codePoint>>shift&0x3F|0x80);}function encodeCodePoint(codePoint){if((codePoint&0xFFFFFF80)==0){ // 1-byte sequence
-return stringFromCharCode(codePoint);}var symbol='';if((codePoint&0xFFFFF800)==0){ // 2-byte sequence
-symbol=stringFromCharCode(codePoint>>6&0x1F|0xC0);}else if((codePoint&0xFFFF0000)==0){ // 3-byte sequence
-checkScalarValue(codePoint);symbol=stringFromCharCode(codePoint>>12&0x0F|0xE0);symbol+=createByte(codePoint,6);}else if((codePoint&0xFFE00000)==0){ // 4-byte sequence
-symbol=stringFromCharCode(codePoint>>18&0x07|0xF0);symbol+=createByte(codePoint,12);symbol+=createByte(codePoint,6);}symbol+=stringFromCharCode(codePoint&0x3F|0x80);return symbol;}function utf8encode(string){var codePoints=ucs2decode(string);var length=codePoints.length;var index=-1;var codePoint;var byteString='';while(++index<length){codePoint=codePoints[index];byteString+=encodeCodePoint(codePoint);}return byteString;} /*--------------------------------------------------------------------------*/function readContinuationByte(){if(byteIndex>=byteCount){throw Error('Invalid byte index');}var continuationByte=byteArray[byteIndex]&0xFF;byteIndex++;if((continuationByte&0xC0)==0x80){return continuationByte&0x3F;} // If we end up here, it’s not a continuation byte
-throw Error('Invalid continuation byte');}function decodeSymbol(){var byte1;var byte2;var byte3;var byte4;var codePoint;if(byteIndex>byteCount){throw Error('Invalid byte index');}if(byteIndex==byteCount){return false;} // Read first byte
-byte1=byteArray[byteIndex]&0xFF;byteIndex++; // 1-byte sequence (no continuation bytes)
-if((byte1&0x80)==0){return byte1;} // 2-byte sequence
-if((byte1&0xE0)==0xC0){var byte2=readContinuationByte();codePoint=(byte1&0x1F)<<6|byte2;if(codePoint>=0x80){return codePoint;}else {throw Error('Invalid continuation byte');}} // 3-byte sequence (may include unpaired surrogates)
-if((byte1&0xF0)==0xE0){byte2=readContinuationByte();byte3=readContinuationByte();codePoint=(byte1&0x0F)<<12|byte2<<6|byte3;if(codePoint>=0x0800){checkScalarValue(codePoint);return codePoint;}else {throw Error('Invalid continuation byte');}} // 4-byte sequence
-if((byte1&0xF8)==0xF0){byte2=readContinuationByte();byte3=readContinuationByte();byte4=readContinuationByte();codePoint=(byte1&0x0F)<<0x12|byte2<<0x0C|byte3<<0x06|byte4;if(codePoint>=0x010000&&codePoint<=0x10FFFF){return codePoint;}}throw Error('Invalid UTF-8 detected');}var byteArray;var byteCount;var byteIndex;function utf8decode(byteString){byteArray=ucs2decode(byteString);byteCount=byteArray.length;byteIndex=0;var codePoints=[];var tmp;while((tmp=decodeSymbol())!==false){codePoints.push(tmp);}return ucs2encode(codePoints);} /*--------------------------------------------------------------------------*/var utf8={'version':'2.0.0','encode':utf8encode,'decode':utf8decode}; // Some AMD build optimizers, like r.js, check for specific condition patterns
-// like the following:
-if(typeof define=='function'&&_typeof(define.amd)=='object'&&define.amd){define(function(){return utf8;});}else if(freeExports&&!freeExports.nodeType){if(freeModule){ // in Node.js or RingoJS v0.8.0+
-freeModule.exports=utf8;}else { // in Narwhal or RingoJS v0.7.0-
-var object={};var hasOwnProperty=object.hasOwnProperty;for(var key in utf8){hasOwnProperty.call(utf8,key)&&(freeExports[key]=utf8[key]);}}}else { // in Rhino or a web browser
-root.utf8=utf8;}})(this);}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{}],30:[function(_dereq_,module,exports){'use strict';var alphabet='0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split(''),length=64,map={},seed=0,i=0,prev; /**
- * Return a string representing the specified number.
- *
- * @param {Number} num The number to convert.
- * @returns {String} The string representation of the number.
- * @api public
- */function encode(num){var encoded='';do {encoded=alphabet[num%length]+encoded;num=Math.floor(num/length);}while(num>0);return encoded;} /**
- * Return the integer value specified by the given string.
- *
- * @param {String} str The string to convert.
- * @returns {Number} The integer value represented by the string.
- * @api public
- */function decode(str){var decoded=0;for(i=0;i<str.length;i++){decoded=decoded*length+map[str.charAt(i)];}return decoded;} /**
- * Yeast: A tiny growing id generator.
- *
- * @returns {String} A unique id.
- * @api public
- */function yeast(){var now=encode(+new Date());if(now!==prev)return seed=0,prev=now;return now+'.'+encode(seed++);} //
-// Map each character to its index.
-//
-for(;i<length;i++){map[alphabet[i]]=i;} //
-// Expose the `yeast`, `encode` and `decode` functions.
-//
-yeast.encode=encode;yeast.decode=decode;module.exports=yeast;},{}],31:[function(_dereq_,module,exports){ /**
- * Module dependencies.
- */var url=_dereq_('./url');var parser=_dereq_('socket.io-parser');var Manager=_dereq_('./manager');var debug=_dereq_('debug')('socket.io-client'); /**
- * Module exports.
- */module.exports=exports=lookup; /**
- * Managers cache.
- */var cache=exports.managers={}; /**
- * Looks up an existing `Manager` for multiplexing.
- * If the user summons:
- *
- *   `io('http://localhost/a');`
- *   `io('http://localhost/b');`
- *
- * We reuse the existing instance based on same scheme/port/host,
- * and we initialize sockets for each namespace.
- *
- * @api public
- */function lookup(uri,opts){if((typeof uri==="undefined"?"undefined":_typeof(uri))=='object'){opts=uri;uri=undefined;}opts=opts||{};var parsed=url(uri);var source=parsed.source;var id=parsed.id;var path=parsed.path;var sameNamespace=cache[id]&&path in cache[id].nsps;var newConnection=opts.forceNew||opts['force new connection']||false===opts.multiplex||sameNamespace;var io;if(newConnection){debug('ignoring socket cache for %s',source);io=Manager(source,opts);}else {if(!cache[id]){debug('new io instance for %s',source);cache[id]=Manager(source,opts);}io=cache[id];}return io.socket(parsed.path);} /**
- * Protocol version.
- *
- * @api public
- */exports.protocol=parser.protocol; /**
- * `connect`.
- *
- * @param {String} uri
- * @api public
- */exports.connect=lookup; /**
- * Expose constructors for standalone build.
- *
- * @api public
- */exports.Manager=_dereq_('./manager');exports.Socket=_dereq_('./socket');},{"./manager":32,"./socket":34,"./url":35,"debug":39,"socket.io-parser":47}],32:[function(_dereq_,module,exports){ /**
- * Module dependencies.
- */var eio=_dereq_('engine.io-client');var Socket=_dereq_('./socket');var Emitter=_dereq_('component-emitter');var parser=_dereq_('socket.io-parser');var on=_dereq_('./on');var bind=_dereq_('component-bind');var debug=_dereq_('debug')('socket.io-client:manager');var indexOf=_dereq_('indexof');var Backoff=_dereq_('backo2'); /**
- * IE6+ hasOwnProperty
- */var has=Object.prototype.hasOwnProperty; /**
- * Module exports
- */module.exports=Manager; /**
- * `Manager` constructor.
- *
- * @param {String} engine instance or engine uri/opts
- * @param {Object} options
- * @api public
- */function Manager(uri,opts){if(!(this instanceof Manager))return new Manager(uri,opts);if(uri&&'object'==(typeof uri==="undefined"?"undefined":_typeof(uri))){opts=uri;uri=undefined;}opts=opts||{};opts.path=opts.path||'/socket.io';this.nsps={};this.subs=[];this.opts=opts;this.reconnection(opts.reconnection!==false);this.reconnectionAttempts(opts.reconnectionAttempts||Infinity);this.reconnectionDelay(opts.reconnectionDelay||1000);this.reconnectionDelayMax(opts.reconnectionDelayMax||5000);this.randomizationFactor(opts.randomizationFactor||0.5);this.backoff=new Backoff({min:this.reconnectionDelay(),max:this.reconnectionDelayMax(),jitter:this.randomizationFactor()});this.timeout(null==opts.timeout?20000:opts.timeout);this.readyState='closed';this.uri=uri;this.connecting=[];this.lastPing=null;this.encoding=false;this.packetBuffer=[];this.encoder=new parser.Encoder();this.decoder=new parser.Decoder();this.autoConnect=opts.autoConnect!==false;if(this.autoConnect)this.open();} /**
- * Propagate given event to sockets and emit on `this`
- *
- * @api private
- */Manager.prototype.emitAll=function(){this.emit.apply(this,arguments);for(var nsp in this.nsps){if(has.call(this.nsps,nsp)){this.nsps[nsp].emit.apply(this.nsps[nsp],arguments);}}}; /**
- * Update `socket.id` of all sockets
- *
- * @api private
- */Manager.prototype.updateSocketIds=function(){for(var nsp in this.nsps){if(has.call(this.nsps,nsp)){this.nsps[nsp].id=this.engine.id;}}}; /**
- * Mix in `Emitter`.
- */Emitter(Manager.prototype); /**
- * Sets the `reconnection` config.
- *
- * @param {Boolean} true/false if it should automatically reconnect
- * @return {Manager} self or value
- * @api public
- */Manager.prototype.reconnection=function(v){if(!arguments.length)return this._reconnection;this._reconnection=!!v;return this;}; /**
- * Sets the reconnection attempts config.
- *
- * @param {Number} max reconnection attempts before giving up
- * @return {Manager} self or value
- * @api public
- */Manager.prototype.reconnectionAttempts=function(v){if(!arguments.length)return this._reconnectionAttempts;this._reconnectionAttempts=v;return this;}; /**
- * Sets the delay between reconnections.
- *
- * @param {Number} delay
- * @return {Manager} self or value
- * @api public
- */Manager.prototype.reconnectionDelay=function(v){if(!arguments.length)return this._reconnectionDelay;this._reconnectionDelay=v;this.backoff&&this.backoff.setMin(v);return this;};Manager.prototype.randomizationFactor=function(v){if(!arguments.length)return this._randomizationFactor;this._randomizationFactor=v;this.backoff&&this.backoff.setJitter(v);return this;}; /**
- * Sets the maximum delay between reconnections.
- *
- * @param {Number} delay
- * @return {Manager} self or value
- * @api public
- */Manager.prototype.reconnectionDelayMax=function(v){if(!arguments.length)return this._reconnectionDelayMax;this._reconnectionDelayMax=v;this.backoff&&this.backoff.setMax(v);return this;}; /**
- * Sets the connection timeout. `false` to disable
- *
- * @return {Manager} self or value
- * @api public
- */Manager.prototype.timeout=function(v){if(!arguments.length)return this._timeout;this._timeout=v;return this;}; /**
- * Starts trying to reconnect if reconnection is enabled and we have not
- * started reconnecting yet
- *
- * @api private
- */Manager.prototype.maybeReconnectOnOpen=function(){ // Only try to reconnect if it's the first time we're connecting
-if(!this.reconnecting&&this._reconnection&&this.backoff.attempts===0){ // keeps reconnection from firing twice for the same reconnection loop
-this.reconnect();}}; /**
- * Sets the current transport `socket`.
- *
- * @param {Function} optional, callback
- * @return {Manager} self
- * @api public
- */Manager.prototype.open=Manager.prototype.connect=function(fn){debug('readyState %s',this.readyState);if(~this.readyState.indexOf('open'))return this;debug('opening %s',this.uri);this.engine=eio(this.uri,this.opts);var socket=this.engine;var self=this;this.readyState='opening';this.skipReconnect=false; // emit `open`
-var openSub=on(socket,'open',function(){self.onopen();fn&&fn();}); // emit `connect_error`
-var errorSub=on(socket,'error',function(data){debug('connect_error');self.cleanup();self.readyState='closed';self.emitAll('connect_error',data);if(fn){var err=new Error('Connection error');err.data=data;fn(err);}else { // Only do this if there is no fn to handle the error
-self.maybeReconnectOnOpen();}}); // emit `connect_timeout`
-if(false!==this._timeout){var timeout=this._timeout;debug('connect attempt will timeout after %d',timeout); // set timer
-var timer=setTimeout(function(){debug('connect attempt timed out after %d',timeout);openSub.destroy();socket.close();socket.emit('error','timeout');self.emitAll('connect_timeout',timeout);},timeout);this.subs.push({destroy:function destroy(){clearTimeout(timer);}});}this.subs.push(openSub);this.subs.push(errorSub);return this;}; /**
- * Called upon transport open.
- *
- * @api private
- */Manager.prototype.onopen=function(){debug('open'); // clear old subs
-this.cleanup(); // mark as open
-this.readyState='open';this.emit('open'); // add new subs
-var socket=this.engine;this.subs.push(on(socket,'data',bind(this,'ondata')));this.subs.push(on(socket,'ping',bind(this,'onping')));this.subs.push(on(socket,'pong',bind(this,'onpong')));this.subs.push(on(socket,'error',bind(this,'onerror')));this.subs.push(on(socket,'close',bind(this,'onclose')));this.subs.push(on(this.decoder,'decoded',bind(this,'ondecoded')));}; /**
- * Called upon a ping.
- *
- * @api private
- */Manager.prototype.onping=function(){this.lastPing=new Date();this.emitAll('ping');}; /**
- * Called upon a packet.
- *
- * @api private
- */Manager.prototype.onpong=function(){this.emitAll('pong',new Date()-this.lastPing);}; /**
- * Called with data.
- *
- * @api private
- */Manager.prototype.ondata=function(data){this.decoder.add(data);}; /**
- * Called when parser fully decodes a packet.
- *
- * @api private
- */Manager.prototype.ondecoded=function(packet){this.emit('packet',packet);}; /**
- * Called upon socket error.
- *
- * @api private
- */Manager.prototype.onerror=function(err){debug('error',err);this.emitAll('error',err);}; /**
- * Creates a new socket for the given `nsp`.
- *
- * @return {Socket}
- * @api public
- */Manager.prototype.socket=function(nsp){var socket=this.nsps[nsp];if(!socket){socket=new Socket(this,nsp);this.nsps[nsp]=socket;var self=this;socket.on('connecting',onConnecting);socket.on('connect',function(){socket.id=self.engine.id;});if(this.autoConnect){ // manually call here since connecting evnet is fired before listening
-onConnecting();}}function onConnecting(){if(! ~indexOf(self.connecting,socket)){self.connecting.push(socket);}}return socket;}; /**
- * Called upon a socket close.
- *
- * @param {Socket} socket
- */Manager.prototype.destroy=function(socket){var index=indexOf(this.connecting,socket);if(~index)this.connecting.splice(index,1);if(this.connecting.length)return;this.close();}; /**
- * Writes a packet.
- *
- * @param {Object} packet
- * @api private
- */Manager.prototype.packet=function(packet){debug('writing packet %j',packet);var self=this;if(!self.encoding){ // encode, then write to engine with result
-self.encoding=true;this.encoder.encode(packet,function(encodedPackets){for(var i=0;i<encodedPackets.length;i++){self.engine.write(encodedPackets[i],packet.options);}self.encoding=false;self.processPacketQueue();});}else { // add packet to the queue
-self.packetBuffer.push(packet);}}; /**
- * If packet buffer is non-empty, begins encoding the
- * next packet in line.
- *
- * @api private
- */Manager.prototype.processPacketQueue=function(){if(this.packetBuffer.length>0&&!this.encoding){var pack=this.packetBuffer.shift();this.packet(pack);}}; /**
- * Clean up transport subscriptions and packet buffer.
- *
- * @api private
- */Manager.prototype.cleanup=function(){debug('cleanup');var sub;while(sub=this.subs.shift()){sub.destroy();}this.packetBuffer=[];this.encoding=false;this.lastPing=null;this.decoder.destroy();}; /**
- * Close the current socket.
- *
- * @api private
- */Manager.prototype.close=Manager.prototype.disconnect=function(){debug('disconnect');this.skipReconnect=true;this.reconnecting=false;if('opening'==this.readyState){ // `onclose` will not fire because
-// an open event never happened
-this.cleanup();}this.backoff.reset();this.readyState='closed';if(this.engine)this.engine.close();}; /**
- * Called upon engine close.
- *
- * @api private
- */Manager.prototype.onclose=function(reason){debug('onclose');this.cleanup();this.backoff.reset();this.readyState='closed';this.emit('close',reason);if(this._reconnection&&!this.skipReconnect){this.reconnect();}}; /**
- * Attempt a reconnection.
- *
- * @api private
- */Manager.prototype.reconnect=function(){if(this.reconnecting||this.skipReconnect)return this;var self=this;if(this.backoff.attempts>=this._reconnectionAttempts){debug('reconnect failed');this.backoff.reset();this.emitAll('reconnect_failed');this.reconnecting=false;}else {var delay=this.backoff.duration();debug('will wait %dms before reconnect attempt',delay);this.reconnecting=true;var timer=setTimeout(function(){if(self.skipReconnect)return;debug('attempting reconnect');self.emitAll('reconnect_attempt',self.backoff.attempts);self.emitAll('reconnecting',self.backoff.attempts); // check again for the case socket closed in above events
-if(self.skipReconnect)return;self.open(function(err){if(err){debug('reconnect attempt error');self.reconnecting=false;self.reconnect();self.emitAll('reconnect_error',err.data);}else {debug('reconnect success');self.onreconnect();}});},delay);this.subs.push({destroy:function destroy(){clearTimeout(timer);}});}}; /**
- * Called upon successful reconnect.
- *
- * @api private
- */Manager.prototype.onreconnect=function(){var attempt=this.backoff.attempts;this.reconnecting=false;this.backoff.reset();this.updateSocketIds();this.emitAll('reconnect',attempt);};},{"./on":33,"./socket":34,"backo2":36,"component-bind":37,"component-emitter":38,"debug":39,"engine.io-client":1,"indexof":42,"socket.io-parser":47}],33:[function(_dereq_,module,exports){ /**
- * Module exports.
- */module.exports=on; /**
- * Helper for subscriptions.
- *
- * @param {Object|EventEmitter} obj with `Emitter` mixin or `EventEmitter`
- * @param {String} event name
- * @param {Function} callback
- * @api public
- */function on(obj,ev,fn){obj.on(ev,fn);return {destroy:function destroy(){obj.removeListener(ev,fn);}};}},{}],34:[function(_dereq_,module,exports){ /**
- * Module dependencies.
- */var parser=_dereq_('socket.io-parser');var Emitter=_dereq_('component-emitter');var toArray=_dereq_('to-array');var on=_dereq_('./on');var bind=_dereq_('component-bind');var debug=_dereq_('debug')('socket.io-client:socket');var hasBin=_dereq_('has-binary'); /**
- * Module exports.
- */module.exports=exports=Socket; /**
- * Internal events (blacklisted).
- * These events can't be emitted by the user.
- *
- * @api private
- */var events={connect:1,connect_error:1,connect_timeout:1,connecting:1,disconnect:1,error:1,reconnect:1,reconnect_attempt:1,reconnect_failed:1,reconnect_error:1,reconnecting:1,ping:1,pong:1}; /**
- * Shortcut to `Emitter#emit`.
- */var emit=Emitter.prototype.emit; /**
- * `Socket` constructor.
- *
- * @api public
- */function Socket(io,nsp){this.io=io;this.nsp=nsp;this.json=this; // compat
-this.ids=0;this.acks={};this.receiveBuffer=[];this.sendBuffer=[];this.connected=false;this.disconnected=true;if(this.io.autoConnect)this.open();} /**
- * Mix in `Emitter`.
- */Emitter(Socket.prototype); /**
- * Subscribe to open, close and packet events
- *
- * @api private
- */Socket.prototype.subEvents=function(){if(this.subs)return;var io=this.io;this.subs=[on(io,'open',bind(this,'onopen')),on(io,'packet',bind(this,'onpacket')),on(io,'close',bind(this,'onclose'))];}; /**
- * "Opens" the socket.
- *
- * @api public
- */Socket.prototype.open=Socket.prototype.connect=function(){if(this.connected)return this;this.subEvents();this.io.open(); // ensure open
-if('open'==this.io.readyState)this.onopen();this.emit('connecting');return this;}; /**
- * Sends a `message` event.
- *
- * @return {Socket} self
- * @api public
- */Socket.prototype.send=function(){var args=toArray(arguments);args.unshift('message');this.emit.apply(this,args);return this;}; /**
- * Override `emit`.
- * If the event is in `events`, it's emitted normally.
- *
- * @param {String} event name
- * @return {Socket} self
- * @api public
- */Socket.prototype.emit=function(ev){if(events.hasOwnProperty(ev)){emit.apply(this,arguments);return this;}var args=toArray(arguments);var parserType=parser.EVENT; // default
-if(hasBin(args)){parserType=parser.BINARY_EVENT;} // binary
-var packet={type:parserType,data:args};packet.options={};packet.options.compress=!this.flags||false!==this.flags.compress; // event ack callback
-if('function'==typeof args[args.length-1]){debug('emitting packet with ack id %d',this.ids);this.acks[this.ids]=args.pop();packet.id=this.ids++;}if(this.connected){this.packet(packet);}else {this.sendBuffer.push(packet);}delete this.flags;return this;}; /**
- * Sends a packet.
- *
- * @param {Object} packet
- * @api private
- */Socket.prototype.packet=function(packet){packet.nsp=this.nsp;this.io.packet(packet);}; /**
- * Called upon engine `open`.
- *
- * @api private
- */Socket.prototype.onopen=function(){debug('transport is open - connecting'); // write connect packet if necessary
-if('/'!=this.nsp){this.packet({type:parser.CONNECT});}}; /**
- * Called upon engine `close`.
- *
- * @param {String} reason
- * @api private
- */Socket.prototype.onclose=function(reason){debug('close (%s)',reason);this.connected=false;this.disconnected=true;delete this.id;this.emit('disconnect',reason);}; /**
- * Called with socket packet.
- *
- * @param {Object} packet
- * @api private
- */Socket.prototype.onpacket=function(packet){if(packet.nsp!=this.nsp)return;switch(packet.type){case parser.CONNECT:this.onconnect();break;case parser.EVENT:this.onevent(packet);break;case parser.BINARY_EVENT:this.onevent(packet);break;case parser.ACK:this.onack(packet);break;case parser.BINARY_ACK:this.onack(packet);break;case parser.DISCONNECT:this.ondisconnect();break;case parser.ERROR:this.emit('error',packet.data);break;}}; /**
- * Called upon a server event.
- *
- * @param {Object} packet
- * @api private
- */Socket.prototype.onevent=function(packet){var args=packet.data||[];debug('emitting event %j',args);if(null!=packet.id){debug('attaching ack callback to event');args.push(this.ack(packet.id));}if(this.connected){emit.apply(this,args);}else {this.receiveBuffer.push(args);}}; /**
- * Produces an ack callback to emit with an event.
- *
- * @api private
- */Socket.prototype.ack=function(id){var self=this;var sent=false;return function(){ // prevent double callbacks
-if(sent)return;sent=true;var args=toArray(arguments);debug('sending ack %j',args);var type=hasBin(args)?parser.BINARY_ACK:parser.ACK;self.packet({type:type,id:id,data:args});};}; /**
- * Called upon a server acknowlegement.
- *
- * @param {Object} packet
- * @api private
- */Socket.prototype.onack=function(packet){var ack=this.acks[packet.id];if('function'==typeof ack){debug('calling ack %s with %j',packet.id,packet.data);ack.apply(this,packet.data);delete this.acks[packet.id];}else {debug('bad ack %s',packet.id);}}; /**
- * Called upon server connect.
- *
- * @api private
- */Socket.prototype.onconnect=function(){this.connected=true;this.disconnected=false;this.emit('connect');this.emitBuffered();}; /**
- * Emit buffered events (received and emitted).
- *
- * @api private
- */Socket.prototype.emitBuffered=function(){var i;for(i=0;i<this.receiveBuffer.length;i++){emit.apply(this,this.receiveBuffer[i]);}this.receiveBuffer=[];for(i=0;i<this.sendBuffer.length;i++){this.packet(this.sendBuffer[i]);}this.sendBuffer=[];}; /**
- * Called upon server disconnect.
- *
- * @api private
- */Socket.prototype.ondisconnect=function(){debug('server disconnect (%s)',this.nsp);this.destroy();this.onclose('io server disconnect');}; /**
- * Called upon forced client/server side disconnections,
- * this method ensures the manager stops tracking us and
- * that reconnections don't get triggered for this.
- *
- * @api private.
- */Socket.prototype.destroy=function(){if(this.subs){ // clean subscriptions to avoid reconnections
-for(var i=0;i<this.subs.length;i++){this.subs[i].destroy();}this.subs=null;}this.io.destroy(this);}; /**
- * Disconnects the socket manually.
- *
- * @return {Socket} self
- * @api public
- */Socket.prototype.close=Socket.prototype.disconnect=function(){if(this.connected){debug('performing disconnect (%s)',this.nsp);this.packet({type:parser.DISCONNECT});} // remove socket from pool
-this.destroy();if(this.connected){ // fire events
-this.onclose('io client disconnect');}return this;}; /**
- * Sets the compress flag.
- *
- * @param {Boolean} if `true`, compresses the sending data
- * @return {Socket} self
- * @api public
- */Socket.prototype.compress=function(compress){this.flags=this.flags||{};this.flags.compress=compress;return this;};},{"./on":33,"component-bind":37,"component-emitter":38,"debug":39,"has-binary":41,"socket.io-parser":47,"to-array":51}],35:[function(_dereq_,module,exports){(function(global){ /**
- * Module dependencies.
- */var parseuri=_dereq_('parseuri');var debug=_dereq_('debug')('socket.io-client:url'); /**
- * Module exports.
- */module.exports=url; /**
- * URL parser.
- *
- * @param {String} url
- * @param {Object} An object meant to mimic window.location.
- *                 Defaults to window.location.
- * @api public
- */function url(uri,loc){var obj=uri; // default to window.location
-var loc=loc||global.location;if(null==uri)uri=loc.protocol+'//'+loc.host; // relative path support
-if('string'==typeof uri){if('/'==uri.charAt(0)){if('/'==uri.charAt(1)){uri=loc.protocol+uri;}else {uri=loc.host+uri;}}if(!/^(https?|wss?):\/\//.test(uri)){debug('protocol-less url %s',uri);if('undefined'!=typeof loc){uri=loc.protocol+'//'+uri;}else {uri='https://'+uri;}} // parse
-debug('parse %s',uri);obj=parseuri(uri);} // make sure we treat `localhost:80` and `localhost` equally
-if(!obj.port){if(/^(http|ws)$/.test(obj.protocol)){obj.port='80';}else if(/^(http|ws)s$/.test(obj.protocol)){obj.port='443';}}obj.path=obj.path||'/';var ipv6=obj.host.indexOf(':')!==-1;var host=ipv6?'['+obj.host+']':obj.host; // define unique id
-obj.id=obj.protocol+'://'+host+':'+obj.port; // define href
-obj.href=obj.protocol+'://'+host+(loc&&loc.port==obj.port?'':':'+obj.port);return obj;}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{"debug":39,"parseuri":45}],36:[function(_dereq_,module,exports){ /**
- * Expose `Backoff`.
- */module.exports=Backoff; /**
- * Initialize backoff timer with `opts`.
- *
- * - `min` initial timeout in milliseconds [100]
- * - `max` max timeout [10000]
- * - `jitter` [0]
- * - `factor` [2]
- *
- * @param {Object} opts
- * @api public
- */function Backoff(opts){opts=opts||{};this.ms=opts.min||100;this.max=opts.max||10000;this.factor=opts.factor||2;this.jitter=opts.jitter>0&&opts.jitter<=1?opts.jitter:0;this.attempts=0;} /**
- * Return the backoff duration.
- *
- * @return {Number}
- * @api public
- */Backoff.prototype.duration=function(){var ms=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var rand=Math.random();var deviation=Math.floor(rand*this.jitter*ms);ms=(Math.floor(rand*10)&1)==0?ms-deviation:ms+deviation;}return Math.min(ms,this.max)|0;}; /**
- * Reset the number of attempts.
- *
- * @api public
- */Backoff.prototype.reset=function(){this.attempts=0;}; /**
- * Set the minimum duration
- *
- * @api public
- */Backoff.prototype.setMin=function(min){this.ms=min;}; /**
- * Set the maximum duration
- *
- * @api public
- */Backoff.prototype.setMax=function(max){this.max=max;}; /**
- * Set the jitter
- *
- * @api public
- */Backoff.prototype.setJitter=function(jitter){this.jitter=jitter;};},{}],37:[function(_dereq_,module,exports){ /**
- * Slice reference.
- */var slice=[].slice; /**
- * Bind `obj` to `fn`.
- *
- * @param {Object} obj
- * @param {Function|String} fn or string
- * @return {Function}
- * @api public
- */module.exports=function(obj,fn){if('string'==typeof fn)fn=obj[fn];if('function'!=typeof fn)throw new Error('bind() requires a function');var args=slice.call(arguments,2);return function(){return fn.apply(obj,args.concat(slice.call(arguments)));};};},{}],38:[function(_dereq_,module,exports){ /**
- * Expose `Emitter`.
- */module.exports=Emitter; /**
- * Initialize a new `Emitter`.
- *
- * @api public
- */function Emitter(obj){if(obj)return mixin(obj);}; /**
- * Mixin the emitter properties.
- *
- * @param {Object} obj
- * @return {Object}
- * @api private
- */function mixin(obj){for(var key in Emitter.prototype){obj[key]=Emitter.prototype[key];}return obj;} /**
- * Listen on the given `event` with `fn`.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */Emitter.prototype.on=Emitter.prototype.addEventListener=function(event,fn){this._callbacks=this._callbacks||{};(this._callbacks['$'+event]=this._callbacks['$'+event]||[]).push(fn);return this;}; /**
- * Adds an `event` listener that will be invoked a single
- * time then automatically removed.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */Emitter.prototype.once=function(event,fn){function on(){this.off(event,on);fn.apply(this,arguments);}on.fn=fn;this.on(event,on);return this;}; /**
- * Remove the given callback for `event` or all
- * registered callbacks.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */Emitter.prototype.off=Emitter.prototype.removeListener=Emitter.prototype.removeAllListeners=Emitter.prototype.removeEventListener=function(event,fn){this._callbacks=this._callbacks||{}; // all
-if(0==arguments.length){this._callbacks={};return this;} // specific event
-var callbacks=this._callbacks['$'+event];if(!callbacks)return this; // remove all handlers
-if(1==arguments.length){delete this._callbacks['$'+event];return this;} // remove specific handler
-var cb;for(var i=0;i<callbacks.length;i++){cb=callbacks[i];if(cb===fn||cb.fn===fn){callbacks.splice(i,1);break;}}return this;}; /**
- * Emit `event` with the given args.
- *
- * @param {String} event
- * @param {Mixed} ...
- * @return {Emitter}
- */Emitter.prototype.emit=function(event){this._callbacks=this._callbacks||{};var args=[].slice.call(arguments,1),callbacks=this._callbacks['$'+event];if(callbacks){callbacks=callbacks.slice(0);for(var i=0,len=callbacks.length;i<len;++i){callbacks[i].apply(this,args);}}return this;}; /**
- * Return array of callbacks for `event`.
- *
- * @param {String} event
- * @return {Array}
- * @api public
- */Emitter.prototype.listeners=function(event){this._callbacks=this._callbacks||{};return this._callbacks['$'+event]||[];}; /**
- * Check if this emitter has `event` handlers.
- *
- * @param {String} event
- * @return {Boolean}
- * @api public
- */Emitter.prototype.hasListeners=function(event){return !!this.listeners(event).length;};},{}],39:[function(_dereq_,module,exports){arguments[4][17][0].apply(exports,arguments);},{"./debug":40,"dup":17}],40:[function(_dereq_,module,exports){arguments[4][18][0].apply(exports,arguments);},{"dup":18,"ms":44}],41:[function(_dereq_,module,exports){(function(global){ /*
- * Module requirements.
- */var isArray=_dereq_('isarray'); /**
- * Module exports.
- */module.exports=hasBinary; /**
- * Checks for binary data.
- *
- * Right now only Buffer and ArrayBuffer are supported..
- *
- * @param {Object} anything
- * @api public
- */function hasBinary(data){function _hasBinary(obj){if(!obj)return false;if(global.Buffer&&global.Buffer.isBuffer&&global.Buffer.isBuffer(obj)||global.ArrayBuffer&&obj instanceof ArrayBuffer||global.Blob&&obj instanceof Blob||global.File&&obj instanceof File){return true;}if(isArray(obj)){for(var i=0;i<obj.length;i++){if(_hasBinary(obj[i])){return true;}}}else if(obj&&'object'==(typeof obj==="undefined"?"undefined":_typeof(obj))){ // see: https://github.com/Automattic/has-binary/pull/4
-if(obj.toJSON&&'function'==typeof obj.toJSON){obj=obj.toJSON();}for(var key in obj){if(Object.prototype.hasOwnProperty.call(obj,key)&&_hasBinary(obj[key])){return true;}}}return false;}return _hasBinary(data);}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{"isarray":43}],42:[function(_dereq_,module,exports){arguments[4][23][0].apply(exports,arguments);},{"dup":23}],43:[function(_dereq_,module,exports){arguments[4][24][0].apply(exports,arguments);},{"dup":24}],44:[function(_dereq_,module,exports){arguments[4][25][0].apply(exports,arguments);},{"dup":25}],45:[function(_dereq_,module,exports){arguments[4][28][0].apply(exports,arguments);},{"dup":28}],46:[function(_dereq_,module,exports){(function(global){ /*global Blob,File*/ /**
- * Module requirements
- */var isArray=_dereq_('isarray');var isBuf=_dereq_('./is-buffer'); /**
- * Replaces every Buffer | ArrayBuffer in packet with a numbered placeholder.
- * Anything with blobs or files should be fed through removeBlobs before coming
- * here.
- *
- * @param {Object} packet - socket.io event packet
- * @return {Object} with deconstructed packet and list of buffers
- * @api public
- */exports.deconstructPacket=function(packet){var buffers=[];var packetData=packet.data;function _deconstructPacket(data){if(!data)return data;if(isBuf(data)){var placeholder={_placeholder:true,num:buffers.length};buffers.push(data);return placeholder;}else if(isArray(data)){var newData=new Array(data.length);for(var i=0;i<data.length;i++){newData[i]=_deconstructPacket(data[i]);}return newData;}else if('object'==(typeof data==="undefined"?"undefined":_typeof(data))&&!(data instanceof Date)){var newData={};for(var key in data){newData[key]=_deconstructPacket(data[key]);}return newData;}return data;}var pack=packet;pack.data=_deconstructPacket(packetData);pack.attachments=buffers.length; // number of binary 'attachments'
-return {packet:pack,buffers:buffers};}; /**
- * Reconstructs a binary packet from its placeholder packet and buffers
- *
- * @param {Object} packet - event packet with placeholders
- * @param {Array} buffers - binary buffers to put in placeholder positions
- * @return {Object} reconstructed packet
- * @api public
- */exports.reconstructPacket=function(packet,buffers){var curPlaceHolder=0;function _reconstructPacket(data){if(data&&data._placeholder){var buf=buffers[data.num]; // appropriate buffer (should be natural order anyway)
-return buf;}else if(isArray(data)){for(var i=0;i<data.length;i++){data[i]=_reconstructPacket(data[i]);}return data;}else if(data&&'object'==(typeof data==="undefined"?"undefined":_typeof(data))){for(var key in data){data[key]=_reconstructPacket(data[key]);}return data;}return data;}packet.data=_reconstructPacket(packet.data);packet.attachments=undefined; // no longer useful
-return packet;}; /**
- * Asynchronously removes Blobs or Files from data via
- * FileReader's readAsArrayBuffer method. Used before encoding
- * data as msgpack. Calls callback with the blobless data.
- *
- * @param {Object} data
- * @param {Function} callback
- * @api private
- */exports.removeBlobs=function(data,callback){function _removeBlobs(obj,curKey,containingObject){if(!obj)return obj; // convert any blob
-if(global.Blob&&obj instanceof Blob||global.File&&obj instanceof File){pendingBlobs++; // async filereader
-var fileReader=new FileReader();fileReader.onload=function(){ // this.result == arraybuffer
-if(containingObject){containingObject[curKey]=this.result;}else {bloblessData=this.result;} // if nothing pending its callback time
-if(! --pendingBlobs){callback(bloblessData);}};fileReader.readAsArrayBuffer(obj); // blob -> arraybuffer
-}else if(isArray(obj)){ // handle array
-for(var i=0;i<obj.length;i++){_removeBlobs(obj[i],i,obj);}}else if(obj&&'object'==(typeof obj==="undefined"?"undefined":_typeof(obj))&&!isBuf(obj)){ // and object
-for(var key in obj){_removeBlobs(obj[key],key,obj);}}}var pendingBlobs=0;var bloblessData=data;_removeBlobs(bloblessData);if(!pendingBlobs){callback(bloblessData);}};}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{"./is-buffer":48,"isarray":43}],47:[function(_dereq_,module,exports){ /**
- * Module dependencies.
- */var debug=_dereq_('debug')('socket.io-parser');var json=_dereq_('json3');var isArray=_dereq_('isarray');var Emitter=_dereq_('component-emitter');var binary=_dereq_('./binary');var isBuf=_dereq_('./is-buffer'); /**
- * Protocol version.
- *
- * @api public
- */exports.protocol=4; /**
- * Packet types.
- *
- * @api public
- */exports.types=['CONNECT','DISCONNECT','EVENT','BINARY_EVENT','ACK','BINARY_ACK','ERROR']; /**
- * Packet type `connect`.
- *
- * @api public
- */exports.CONNECT=0; /**
- * Packet type `disconnect`.
- *
- * @api public
- */exports.DISCONNECT=1; /**
- * Packet type `event`.
- *
- * @api public
- */exports.EVENT=2; /**
- * Packet type `ack`.
- *
- * @api public
- */exports.ACK=3; /**
- * Packet type `error`.
- *
- * @api public
- */exports.ERROR=4; /**
- * Packet type 'binary event'
- *
- * @api public
- */exports.BINARY_EVENT=5; /**
- * Packet type `binary ack`. For acks with binary arguments.
- *
- * @api public
- */exports.BINARY_ACK=6; /**
- * Encoder constructor.
- *
- * @api public
- */exports.Encoder=Encoder; /**
- * Decoder constructor.
- *
- * @api public
- */exports.Decoder=Decoder; /**
- * A socket.io Encoder instance
- *
- * @api public
- */function Encoder(){} /**
- * Encode a packet as a single string if non-binary, or as a
- * buffer sequence, depending on packet type.
- *
- * @param {Object} obj - packet object
- * @param {Function} callback - function to handle encodings (likely engine.write)
- * @return Calls callback with Array of encodings
- * @api public
- */Encoder.prototype.encode=function(obj,callback){debug('encoding packet %j',obj);if(exports.BINARY_EVENT==obj.type||exports.BINARY_ACK==obj.type){encodeAsBinary(obj,callback);}else {var encoding=encodeAsString(obj);callback([encoding]);}}; /**
- * Encode packet as string.
- *
- * @param {Object} packet
- * @return {String} encoded
- * @api private
- */function encodeAsString(obj){var str='';var nsp=false; // first is type
-str+=obj.type; // attachments if we have them
-if(exports.BINARY_EVENT==obj.type||exports.BINARY_ACK==obj.type){str+=obj.attachments;str+='-';} // if we have a namespace other than `/`
-// we append it followed by a comma `,`
-if(obj.nsp&&'/'!=obj.nsp){nsp=true;str+=obj.nsp;} // immediately followed by the id
-if(null!=obj.id){if(nsp){str+=',';nsp=false;}str+=obj.id;} // json data
-if(null!=obj.data){if(nsp)str+=',';str+=json.stringify(obj.data);}debug('encoded %j as %s',obj,str);return str;} /**
- * Encode packet as 'buffer sequence' by removing blobs, and
- * deconstructing packet into object with placeholders and
- * a list of buffers.
- *
- * @param {Object} packet
- * @return {Buffer} encoded
- * @api private
- */function encodeAsBinary(obj,callback){function writeEncoding(bloblessData){var deconstruction=binary.deconstructPacket(bloblessData);var pack=encodeAsString(deconstruction.packet);var buffers=deconstruction.buffers;buffers.unshift(pack); // add packet info to beginning of data list
-callback(buffers); // write all the buffers
-}binary.removeBlobs(obj,writeEncoding);} /**
- * A socket.io Decoder instance
- *
- * @return {Object} decoder
- * @api public
- */function Decoder(){this.reconstructor=null;} /**
- * Mix in `Emitter` with Decoder.
- */Emitter(Decoder.prototype); /**
- * Decodes an ecoded packet string into packet JSON.
- *
- * @param {String} obj - encoded packet
- * @return {Object} packet
- * @api public
- */Decoder.prototype.add=function(obj){var packet;if('string'==typeof obj){packet=decodeString(obj);if(exports.BINARY_EVENT==packet.type||exports.BINARY_ACK==packet.type){ // binary packet's json
-this.reconstructor=new BinaryReconstructor(packet); // no attachments, labeled binary but no binary data to follow
-if(this.reconstructor.reconPack.attachments===0){this.emit('decoded',packet);}}else { // non-binary full packet
-this.emit('decoded',packet);}}else if(isBuf(obj)||obj.base64){ // raw binary data
-if(!this.reconstructor){throw new Error('got binary data when not reconstructing a packet');}else {packet=this.reconstructor.takeBinaryData(obj);if(packet){ // received final buffer
-this.reconstructor=null;this.emit('decoded',packet);}}}else {throw new Error('Unknown type: '+obj);}}; /**
- * Decode a packet String (JSON data)
- *
- * @param {String} str
- * @return {Object} packet
- * @api private
- */function decodeString(str){var p={};var i=0; // look up type
-p.type=Number(str.charAt(0));if(null==exports.types[p.type])return error(); // look up attachments if type binary
-if(exports.BINARY_EVENT==p.type||exports.BINARY_ACK==p.type){var buf='';while(str.charAt(++i)!='-'){buf+=str.charAt(i);if(i==str.length)break;}if(buf!=Number(buf)||str.charAt(i)!='-'){throw new Error('Illegal attachments');}p.attachments=Number(buf);} // look up namespace (if any)
-if('/'==str.charAt(i+1)){p.nsp='';while(++i){var c=str.charAt(i);if(','==c)break;p.nsp+=c;if(i==str.length)break;}}else {p.nsp='/';} // look up id
-var next=str.charAt(i+1);if(''!==next&&Number(next)==next){p.id='';while(++i){var c=str.charAt(i);if(null==c||Number(c)!=c){--i;break;}p.id+=str.charAt(i);if(i==str.length)break;}p.id=Number(p.id);} // look up json data
-if(str.charAt(++i)){try{p.data=json.parse(str.substr(i));}catch(e){return error();}}debug('decoded %s as %j',str,p);return p;} /**
- * Deallocates a parser's resources
- *
- * @api public
- */Decoder.prototype.destroy=function(){if(this.reconstructor){this.reconstructor.finishedReconstruction();}}; /**
- * A manager of a binary event's 'buffer sequence'. Should
- * be constructed whenever a packet of type BINARY_EVENT is
- * decoded.
- *
- * @param {Object} packet
- * @return {BinaryReconstructor} initialized reconstructor
- * @api private
- */function BinaryReconstructor(packet){this.reconPack=packet;this.buffers=[];} /**
- * Method to be called when binary data received from connection
- * after a BINARY_EVENT packet.
- *
- * @param {Buffer | ArrayBuffer} binData - the raw binary data received
- * @return {null | Object} returns null if more binary data is expected or
- *   a reconstructed packet object if all buffers have been received.
- * @api private
- */BinaryReconstructor.prototype.takeBinaryData=function(binData){this.buffers.push(binData);if(this.buffers.length==this.reconPack.attachments){ // done with buffer list
-var packet=binary.reconstructPacket(this.reconPack,this.buffers);this.finishedReconstruction();return packet;}return null;}; /**
- * Cleans up binary packet reconstruction variables.
- *
- * @api private
- */BinaryReconstructor.prototype.finishedReconstruction=function(){this.reconPack=null;this.buffers=[];};function error(data){return {type:exports.ERROR,data:'parser error'};}},{"./binary":46,"./is-buffer":48,"component-emitter":49,"debug":39,"isarray":43,"json3":50}],48:[function(_dereq_,module,exports){(function(global){module.exports=isBuf; /**
- * Returns true if obj is a buffer or an arraybuffer.
- *
- * @api private
- */function isBuf(obj){return global.Buffer&&global.Buffer.isBuffer(obj)||global.ArrayBuffer&&obj instanceof ArrayBuffer;}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{}],49:[function(_dereq_,module,exports){arguments[4][15][0].apply(exports,arguments);},{"dup":15}],50:[function(_dereq_,module,exports){(function(global){ /*! JSON v3.3.2 | http://bestiejs.github.io/json3 | Copyright 2012-2014, Kit Cambridge | http://kit.mit-license.org */;(function(){ // Detect the `define` function exposed by asynchronous module loaders. The
-// strict `define` check is necessary for compatibility with `r.js`.
-var isLoader=typeof define==="function"&&define.amd; // A set of types used to distinguish objects from primitives.
-var objectTypes={"function":true,"object":true}; // Detect the `exports` object exposed by CommonJS implementations.
-var freeExports=objectTypes[typeof exports==="undefined"?"undefined":_typeof(exports)]&&exports&&!exports.nodeType&&exports; // Use the `global` object exposed by Node (including Browserify via
-// `insert-module-globals`), Narwhal, and Ringo as the default context,
-// and the `window` object in browsers. Rhino exports a `global` function
-// instead.
-var root=objectTypes[typeof window==="undefined"?"undefined":_typeof(window)]&&window||this,freeGlobal=freeExports&&objectTypes[typeof module==="undefined"?"undefined":_typeof(module)]&&module&&!module.nodeType&&(typeof global==="undefined"?"undefined":_typeof(global))=="object"&&global;if(freeGlobal&&(freeGlobal["global"]===freeGlobal||freeGlobal["window"]===freeGlobal||freeGlobal["self"]===freeGlobal)){root=freeGlobal;} // Public: Initializes JSON 3 using the given `context` object, attaching the
-// `stringify` and `parse` functions to the specified `exports` object.
-function runInContext(context,exports){context||(context=root["Object"]());exports||(exports=root["Object"]()); // Native constructor aliases.
-var Number=context["Number"]||root["Number"],String=context["String"]||root["String"],Object=context["Object"]||root["Object"],Date=context["Date"]||root["Date"],SyntaxError=context["SyntaxError"]||root["SyntaxError"],TypeError=context["TypeError"]||root["TypeError"],Math=context["Math"]||root["Math"],nativeJSON=context["JSON"]||root["JSON"]; // Delegate to the native `stringify` and `parse` implementations.
-if((typeof nativeJSON==="undefined"?"undefined":_typeof(nativeJSON))=="object"&&nativeJSON){exports.stringify=nativeJSON.stringify;exports.parse=nativeJSON.parse;} // Convenience aliases.
-var objectProto=Object.prototype,getClass=objectProto.toString,_isProperty,_forEach,undef; // Test the `Date#getUTC*` methods. Based on work by @Yaffle.
-var isExtended=new Date(-3509827334573292);try{ // The `getUTCFullYear`, `Month`, and `Date` methods return nonsensical
-// results for certain dates in Opera >= 10.53.
-isExtended=isExtended.getUTCFullYear()==-109252&&isExtended.getUTCMonth()===0&&isExtended.getUTCDate()===1&& // Safari < 2.0.2 stores the internal millisecond time value correctly,
-// but clips the values returned by the date methods to the range of
-// signed 32-bit integers ([-2 ** 31, 2 ** 31 - 1]).
-isExtended.getUTCHours()==10&&isExtended.getUTCMinutes()==37&&isExtended.getUTCSeconds()==6&&isExtended.getUTCMilliseconds()==708;}catch(exception){} // Internal: Determines whether the native `JSON.stringify` and `parse`
-// implementations are spec-compliant. Based on work by Ken Snyder.
-function has(name){if(has[name]!==undef){ // Return cached feature test result.
-return has[name];}var isSupported;if(name=="bug-string-char-index"){ // IE <= 7 doesn't support accessing string characters using square
-// bracket notation. IE 8 only supports this for primitives.
-isSupported="a"[0]!="a";}else if(name=="json"){ // Indicates whether both `JSON.stringify` and `JSON.parse` are
-// supported.
-isSupported=has("json-stringify")&&has("json-parse");}else {var value,serialized="{\"a\":[1,true,false,null,\"\\u0000\\b\\n\\f\\r\\t\"]}"; // Test `JSON.stringify`.
-if(name=="json-stringify"){var stringify=exports.stringify,stringifySupported=typeof stringify=="function"&&isExtended;if(stringifySupported){ // A test function object with a custom `toJSON` method.
-(value=function value(){return 1;}).toJSON=value;try{stringifySupported= // Firefox 3.1b1 and b2 serialize string, number, and boolean
-// primitives as object literals.
-stringify(0)==="0"&& // FF 3.1b1, b2, and JSON 2 serialize wrapped primitives as object
-// literals.
-stringify(new Number())==="0"&&stringify(new String())=='""'&& // FF 3.1b1, 2 throw an error if the value is `null`, `undefined`, or
-// does not define a canonical JSON representation (this applies to
-// objects with `toJSON` properties as well, *unless* they are nested
-// within an object or array).
-stringify(getClass)===undef&& // IE 8 serializes `undefined` as `"undefined"`. Safari <= 5.1.7 and
-// FF 3.1b3 pass this test.
-stringify(undef)===undef&& // Safari <= 5.1.7 and FF 3.1b3 throw `Error`s and `TypeError`s,
-// respectively, if the value is omitted entirely.
-stringify()===undef&& // FF 3.1b1, 2 throw an error if the given value is not a number,
-// string, array, object, Boolean, or `null` literal. This applies to
-// objects with custom `toJSON` methods as well, unless they are nested
-// inside object or array literals. YUI 3.0.0b1 ignores custom `toJSON`
-// methods entirely.
-stringify(value)==="1"&&stringify([value])=="[1]"&& // Prototype <= 1.6.1 serializes `[undefined]` as `"[]"` instead of
-// `"[null]"`.
-stringify([undef])=="[null]"&& // YUI 3.0.0b1 fails to serialize `null` literals.
-stringify(null)=="null"&& // FF 3.1b1, 2 halts serialization if an array contains a function:
-// `[1, true, getClass, 1]` serializes as "[1,true,],". FF 3.1b3
-// elides non-JSON values from objects and arrays, unless they
-// define custom `toJSON` methods.
-stringify([undef,getClass,null])=="[null,null,null]"&& // Simple serialization test. FF 3.1b1 uses Unicode escape sequences
-// where character escape codes are expected (e.g., `\b` => `\u0008`).
-stringify({"a":[value,true,false,null,"\x00\b\n\f\r\t"]})==serialized&& // FF 3.1b1 and b2 ignore the `filter` and `width` arguments.
-stringify(null,value)==="1"&&stringify([1,2],null,1)=="[\n 1,\n 2\n]"&& // JSON 2, Prototype <= 1.7, and older WebKit builds incorrectly
-// serialize extended years.
-stringify(new Date(-8.64e15))=='"-271821-04-20T00:00:00.000Z"'&& // The milliseconds are optional in ES 5, but required in 5.1.
-stringify(new Date(8.64e15))=='"+275760-09-13T00:00:00.000Z"'&& // Firefox <= 11.0 incorrectly serializes years prior to 0 as negative
-// four-digit years instead of six-digit years. Credits: @Yaffle.
-stringify(new Date(-621987552e5))=='"-000001-01-01T00:00:00.000Z"'&& // Safari <= 5.1.5 and Opera >= 10.53 incorrectly serialize millisecond
-// values less than 1000. Credits: @Yaffle.
-stringify(new Date(-1))=='"1969-12-31T23:59:59.999Z"';}catch(exception){stringifySupported=false;}}isSupported=stringifySupported;} // Test `JSON.parse`.
-if(name=="json-parse"){var parse=exports.parse;if(typeof parse=="function"){try{ // FF 3.1b1, b2 will throw an exception if a bare literal is provided.
-// Conforming implementations should also coerce the initial argument to
-// a string prior to parsing.
-if(parse("0")===0&&!parse(false)){ // Simple parsing test.
-value=parse(serialized);var parseSupported=value["a"].length==5&&value["a"][0]===1;if(parseSupported){try{ // Safari <= 5.1.2 and FF 3.1b1 allow unescaped tabs in strings.
-parseSupported=!parse('"\t"');}catch(exception){}if(parseSupported){try{ // FF 4.0 and 4.0.1 allow leading `+` signs and leading
-// decimal points. FF 4.0, 4.0.1, and IE 9-10 also allow
-// certain octal literals.
-parseSupported=parse("01")!==1;}catch(exception){}}if(parseSupported){try{ // FF 4.0, 4.0.1, and Rhino 1.7R3-R4 allow trailing decimal
-// points. These environments, along with FF 3.1b1 and 2,
-// also allow trailing commas in JSON objects and arrays.
-parseSupported=parse("1.")!==1;}catch(exception){}}}}}catch(exception){parseSupported=false;}}isSupported=parseSupported;}}return has[name]=!!isSupported;}if(!has("json")){ // Common `[[Class]]` name aliases.
-var functionClass="[object Function]",dateClass="[object Date]",numberClass="[object Number]",stringClass="[object String]",arrayClass="[object Array]",booleanClass="[object Boolean]"; // Detect incomplete support for accessing string characters by index.
-var charIndexBuggy=has("bug-string-char-index"); // Define additional utility methods if the `Date` methods are buggy.
-if(!isExtended){var floor=Math.floor; // A mapping between the months of the year and the number of days between
-// January 1st and the first of the respective month.
-var Months=[0,31,59,90,120,151,181,212,243,273,304,334]; // Internal: Calculates the number of days between the Unix epoch and the
-// first day of the given month.
-var getDay=function getDay(year,month){return Months[month]+365*(year-1970)+floor((year-1969+(month=+(month>1)))/4)-floor((year-1901+month)/100)+floor((year-1601+month)/400);};} // Internal: Determines if a property is a direct property of the given
-// object. Delegates to the native `Object#hasOwnProperty` method.
-if(!(_isProperty=objectProto.hasOwnProperty)){_isProperty=function isProperty(property){var members={},constructor;if((members.__proto__=null,members.__proto__={ // The *proto* property cannot be set multiple times in recent
-// versions of Firefox and SeaMonkey.
-"toString":1},members).toString!=getClass){ // Safari <= 2.0.3 doesn't implement `Object#hasOwnProperty`, but
-// supports the mutable *proto* property.
-_isProperty=function isProperty(property){ // Capture and break the object's prototype chain (see section 8.6.2
-// of the ES 5.1 spec). The parenthesized expression prevents an
-// unsafe transformation by the Closure Compiler.
-var original=this.__proto__,result=property in (this.__proto__=null,this); // Restore the original prototype chain.
-this.__proto__=original;return result;};}else { // Capture a reference to the top-level `Object` constructor.
-constructor=members.constructor; // Use the `constructor` property to simulate `Object#hasOwnProperty` in
-// other environments.
-_isProperty=function isProperty(property){var parent=(this.constructor||constructor).prototype;return property in this&&!(property in parent&&this[property]===parent[property]);};}members=null;return _isProperty.call(this,property);};} // Internal: Normalizes the `for...in` iteration algorithm across
-// environments. Each enumerated key is yielded to a `callback` function.
-_forEach=function forEach(object,callback){var size=0,Properties,members,property; // Tests for bugs in the current environment's `for...in` algorithm. The
-// `valueOf` property inherits the non-enumerable flag from
-// `Object.prototype` in older versions of IE, Netscape, and Mozilla.
-(Properties=function Properties(){this.valueOf=0;}).prototype.valueOf=0; // Iterate over a new instance of the `Properties` class.
-members=new Properties();for(property in members){ // Ignore all properties inherited from `Object.prototype`.
-if(_isProperty.call(members,property)){size++;}}Properties=members=null; // Normalize the iteration algorithm.
-if(!size){ // A list of non-enumerable properties inherited from `Object.prototype`.
-members=["valueOf","toString","toLocaleString","propertyIsEnumerable","isPrototypeOf","hasOwnProperty","constructor"]; // IE <= 8, Mozilla 1.0, and Netscape 6.2 ignore shadowed non-enumerable
-// properties.
-_forEach=function forEach(object,callback){var isFunction=getClass.call(object)==functionClass,property,length;var hasProperty=!isFunction&&typeof object.constructor!="function"&&objectTypes[_typeof(object.hasOwnProperty)]&&object.hasOwnProperty||_isProperty;for(property in object){ // Gecko <= 1.0 enumerates the `prototype` property of functions under
-// certain conditions; IE does not.
-if(!(isFunction&&property=="prototype")&&hasProperty.call(object,property)){callback(property);}} // Manually invoke the callback for each non-enumerable property.
-for(length=members.length;property=members[--length];hasProperty.call(object,property)&&callback(property)){}};}else if(size==2){ // Safari <= 2.0.4 enumerates shadowed properties twice.
-_forEach=function forEach(object,callback){ // Create a set of iterated properties.
-var members={},isFunction=getClass.call(object)==functionClass,property;for(property in object){ // Store each property name to prevent double enumeration. The
-// `prototype` property of functions is not enumerated due to cross-
-// environment inconsistencies.
-if(!(isFunction&&property=="prototype")&&!_isProperty.call(members,property)&&(members[property]=1)&&_isProperty.call(object,property)){callback(property);}}};}else { // No bugs detected; use the standard `for...in` algorithm.
-_forEach=function forEach(object,callback){var isFunction=getClass.call(object)==functionClass,property,isConstructor;for(property in object){if(!(isFunction&&property=="prototype")&&_isProperty.call(object,property)&&!(isConstructor=property==="constructor")){callback(property);}} // Manually invoke the callback for the `constructor` property due to
-// cross-environment inconsistencies.
-if(isConstructor||_isProperty.call(object,property="constructor")){callback(property);}};}return _forEach(object,callback);}; // Public: Serializes a JavaScript `value` as a JSON string. The optional
-// `filter` argument may specify either a function that alters how object and
-// array members are serialized, or an array of strings and numbers that
-// indicates which properties should be serialized. The optional `width`
-// argument may be either a string or number that specifies the indentation
-// level of the output.
-if(!has("json-stringify")){ // Internal: A map of control characters and their escaped equivalents.
-var Escapes={92:"\\\\",34:'\\"',8:"\\b",12:"\\f",10:"\\n",13:"\\r",9:"\\t"}; // Internal: Converts `value` into a zero-padded string such that its
-// length is at least equal to `width`. The `width` must be <= 6.
-var leadingZeroes="000000";var toPaddedString=function toPaddedString(width,value){ // The `|| 0` expression is necessary to work around a bug in
-// Opera <= 7.54u2 where `0 == -0`, but `String(-0) !== "0"`.
-return (leadingZeroes+(value||0)).slice(-width);}; // Internal: Double-quotes a string `value`, replacing all ASCII control
-// characters (characters with code unit values between 0 and 31) with
-// their escaped equivalents. This is an implementation of the
-// `Quote(value)` operation defined in ES 5.1 section 15.12.3.
-var unicodePrefix="\\u00";var quote=function quote(value){var result='"',index=0,length=value.length,useCharIndex=!charIndexBuggy||length>10;var symbols=useCharIndex&&(charIndexBuggy?value.split(""):value);for(;index<length;index++){var charCode=value.charCodeAt(index); // If the character is a control character, append its Unicode or
-// shorthand escape sequence; otherwise, append the character as-is.
-switch(charCode){case 8:case 9:case 10:case 12:case 13:case 34:case 92:result+=Escapes[charCode];break;default:if(charCode<32){result+=unicodePrefix+toPaddedString(2,charCode.toString(16));break;}result+=useCharIndex?symbols[index]:value.charAt(index);}}return result+'"';}; // Internal: Recursively serializes an object. Implements the
-// `Str(key, holder)`, `JO(value)`, and `JA(value)` operations.
-var serialize=function serialize(property,object,callback,properties,whitespace,indentation,stack){var value,className,year,month,date,time,hours,minutes,seconds,milliseconds,results,element,index,length,prefix,result;try{ // Necessary for host object support.
-value=object[property];}catch(exception){}if((typeof value==="undefined"?"undefined":_typeof(value))=="object"&&value){className=getClass.call(value);if(className==dateClass&&!_isProperty.call(value,"toJSON")){if(value>-1/0&&value<1/0){ // Dates are serialized according to the `Date#toJSON` method
-// specified in ES 5.1 section 15.9.5.44. See section 15.9.1.15
-// for the ISO 8601 date time string format.
-if(getDay){ // Manually compute the year, month, date, hours, minutes,
-// seconds, and milliseconds if the `getUTC*` methods are
-// buggy. Adapted from @Yaffle's `date-shim` project.
-date=floor(value/864e5);for(year=floor(date/365.2425)+1970-1;getDay(year+1,0)<=date;year++){}for(month=floor((date-getDay(year,0))/30.42);getDay(year,month+1)<=date;month++){}date=1+date-getDay(year,month); // The `time` value specifies the time within the day (see ES
-// 5.1 section 15.9.1.2). The formula `(A % B + B) % B` is used
-// to compute `A modulo B`, as the `%` operator does not
-// correspond to the `modulo` operation for negative numbers.
-time=(value%864e5+864e5)%864e5; // The hours, minutes, seconds, and milliseconds are obtained by
-// decomposing the time within the day. See section 15.9.1.10.
-hours=floor(time/36e5)%24;minutes=floor(time/6e4)%60;seconds=floor(time/1e3)%60;milliseconds=time%1e3;}else {year=value.getUTCFullYear();month=value.getUTCMonth();date=value.getUTCDate();hours=value.getUTCHours();minutes=value.getUTCMinutes();seconds=value.getUTCSeconds();milliseconds=value.getUTCMilliseconds();} // Serialize extended years correctly.
-value=(year<=0||year>=1e4?(year<0?"-":"+")+toPaddedString(6,year<0?-year:year):toPaddedString(4,year))+"-"+toPaddedString(2,month+1)+"-"+toPaddedString(2,date)+ // Months, dates, hours, minutes, and seconds should have two
-// digits; milliseconds should have three.
-"T"+toPaddedString(2,hours)+":"+toPaddedString(2,minutes)+":"+toPaddedString(2,seconds)+ // Milliseconds are optional in ES 5.0, but required in 5.1.
-"."+toPaddedString(3,milliseconds)+"Z";}else {value=null;}}else if(typeof value.toJSON=="function"&&(className!=numberClass&&className!=stringClass&&className!=arrayClass||_isProperty.call(value,"toJSON"))){ // Prototype <= 1.6.1 adds non-standard `toJSON` methods to the
-// `Number`, `String`, `Date`, and `Array` prototypes. JSON 3
-// ignores all `toJSON` methods on these objects unless they are
-// defined directly on an instance.
-value=value.toJSON(property);}}if(callback){ // If a replacement function was provided, call it to obtain the value
-// for serialization.
-value=callback.call(object,property,value);}if(value===null){return "null";}className=getClass.call(value);if(className==booleanClass){ // Booleans are represented literally.
-return ""+value;}else if(className==numberClass){ // JSON numbers must be finite. `Infinity` and `NaN` are serialized as
-// `"null"`.
-return value>-1/0&&value<1/0?""+value:"null";}else if(className==stringClass){ // Strings are double-quoted and escaped.
-return quote(""+value);} // Recursively serialize objects and arrays.
-if((typeof value==="undefined"?"undefined":_typeof(value))=="object"){ // Check for cyclic structures. This is a linear search; performance
-// is inversely proportional to the number of unique nested objects.
-for(length=stack.length;length--;){if(stack[length]===value){ // Cyclic structures cannot be serialized by `JSON.stringify`.
-throw TypeError();}} // Add the object to the stack of traversed objects.
-stack.push(value);results=[]; // Save the current indentation level and indent one additional level.
-prefix=indentation;indentation+=whitespace;if(className==arrayClass){ // Recursively serialize array elements.
-for(index=0,length=value.length;index<length;index++){element=serialize(index,value,callback,properties,whitespace,indentation,stack);results.push(element===undef?"null":element);}result=results.length?whitespace?"[\n"+indentation+results.join(",\n"+indentation)+"\n"+prefix+"]":"["+results.join(",")+"]":"[]";}else { // Recursively serialize object members. Members are selected from
-// either a user-specified list of property names, or the object
-// itself.
-_forEach(properties||value,function(property){var element=serialize(property,value,callback,properties,whitespace,indentation,stack);if(element!==undef){ // According to ES 5.1 section 15.12.3: "If `gap` {whitespace}
-// is not the empty string, let `member` {quote(property) + ":"}
-// be the concatenation of `member` and the `space` character."
-// The "`space` character" refers to the literal space
-// character, not the `space` {width} argument provided to
-// `JSON.stringify`.
-results.push(quote(property)+":"+(whitespace?" ":"")+element);}});result=results.length?whitespace?"{\n"+indentation+results.join(",\n"+indentation)+"\n"+prefix+"}":"{"+results.join(",")+"}":"{}";} // Remove the object from the traversed object stack.
-stack.pop();return result;}}; // Public: `JSON.stringify`. See ES 5.1 section 15.12.3.
-exports.stringify=function(source,filter,width){var whitespace,callback,properties,className;if(objectTypes[typeof filter==="undefined"?"undefined":_typeof(filter)]&&filter){if((className=getClass.call(filter))==functionClass){callback=filter;}else if(className==arrayClass){ // Convert the property names array into a makeshift set.
-properties={};for(var index=0,length=filter.length,value;index<length;value=filter[index++],(className=getClass.call(value),className==stringClass||className==numberClass)&&(properties[value]=1)){}}}if(width){if((className=getClass.call(width))==numberClass){ // Convert the `width` to an integer and create a string containing
-// `width` number of space characters.
-if((width-=width%1)>0){for(whitespace="",width>10&&(width=10);whitespace.length<width;whitespace+=" "){}}}else if(className==stringClass){whitespace=width.length<=10?width:width.slice(0,10);}} // Opera <= 7.54u2 discards the values associated with empty string keys
-// (`""`) only if they are used directly within an object member list
-// (e.g., `!("" in { "": 1})`).
-return serialize("",(value={},value[""]=source,value),callback,properties,whitespace,"",[]);};} // Public: Parses a JSON source string.
-if(!has("json-parse")){var fromCharCode=String.fromCharCode; // Internal: A map of escaped control characters and their unescaped
-// equivalents.
-var Unescapes={92:"\\",34:'"',47:"/",98:"\b",116:"\t",110:"\n",102:"\f",114:"\r"}; // Internal: Stores the parser state.
-var Index,Source; // Internal: Resets the parser state and throws a `SyntaxError`.
-var abort=function abort(){Index=Source=null;throw SyntaxError();}; // Internal: Returns the next token, or `"$"` if the parser has reached
-// the end of the source string. A token may be a string, number, `null`
-// literal, or Boolean literal.
-var lex=function lex(){var source=Source,length=source.length,value,begin,position,isSigned,charCode;while(Index<length){charCode=source.charCodeAt(Index);switch(charCode){case 9:case 10:case 13:case 32: // Skip whitespace tokens, including tabs, carriage returns, line
-// feeds, and space characters.
-Index++;break;case 123:case 125:case 91:case 93:case 58:case 44: // Parse a punctuator token (`{`, `}`, `[`, `]`, `:`, or `,`) at
-// the current position.
-value=charIndexBuggy?source.charAt(Index):source[Index];Index++;return value;case 34: // `"` delimits a JSON string; advance to the next character and
-// begin parsing the string. String tokens are prefixed with the
-// sentinel `@` character to distinguish them from punctuators and
-// end-of-string tokens.
-for(value="@",Index++;Index<length;){charCode=source.charCodeAt(Index);if(charCode<32){ // Unescaped ASCII control characters (those with a code unit
-// less than the space character) are not permitted.
-abort();}else if(charCode==92){ // A reverse solidus (`\`) marks the beginning of an escaped
-// control character (including `"`, `\`, and `/`) or Unicode
-// escape sequence.
-charCode=source.charCodeAt(++Index);switch(charCode){case 92:case 34:case 47:case 98:case 116:case 110:case 102:case 114: // Revive escaped control characters.
-value+=Unescapes[charCode];Index++;break;case 117: // `\u` marks the beginning of a Unicode escape sequence.
-// Advance to the first character and validate the
-// four-digit code point.
-begin=++Index;for(position=Index+4;Index<position;Index++){charCode=source.charCodeAt(Index); // A valid sequence comprises four hexdigits (case-
-// insensitive) that form a single hexadecimal value.
-if(!(charCode>=48&&charCode<=57||charCode>=97&&charCode<=102||charCode>=65&&charCode<=70)){ // Invalid Unicode escape sequence.
-abort();}} // Revive the escaped character.
-value+=fromCharCode("0x"+source.slice(begin,Index));break;default: // Invalid escape sequence.
-abort();}}else {if(charCode==34){ // An unescaped double-quote character marks the end of the
-// string.
-break;}charCode=source.charCodeAt(Index);begin=Index; // Optimize for the common case where a string is valid.
-while(charCode>=32&&charCode!=92&&charCode!=34){charCode=source.charCodeAt(++Index);} // Append the string as-is.
-value+=source.slice(begin,Index);}}if(source.charCodeAt(Index)==34){ // Advance to the next character and return the revived string.
-Index++;return value;} // Unterminated string.
-abort();default: // Parse numbers and literals.
-begin=Index; // Advance past the negative sign, if one is specified.
-if(charCode==45){isSigned=true;charCode=source.charCodeAt(++Index);} // Parse an integer or floating-point value.
-if(charCode>=48&&charCode<=57){ // Leading zeroes are interpreted as octal literals.
-if(charCode==48&&(charCode=source.charCodeAt(Index+1),charCode>=48&&charCode<=57)){ // Illegal octal literal.
-abort();}isSigned=false; // Parse the integer component.
-for(;Index<length&&(charCode=source.charCodeAt(Index),charCode>=48&&charCode<=57);Index++){} // Floats cannot contain a leading decimal point; however, this
-// case is already accounted for by the parser.
-if(source.charCodeAt(Index)==46){position=++Index; // Parse the decimal component.
-for(;position<length&&(charCode=source.charCodeAt(position),charCode>=48&&charCode<=57);position++){}if(position==Index){ // Illegal trailing decimal.
-abort();}Index=position;} // Parse exponents. The `e` denoting the exponent is
-// case-insensitive.
-charCode=source.charCodeAt(Index);if(charCode==101||charCode==69){charCode=source.charCodeAt(++Index); // Skip past the sign following the exponent, if one is
-// specified.
-if(charCode==43||charCode==45){Index++;} // Parse the exponential component.
-for(position=Index;position<length&&(charCode=source.charCodeAt(position),charCode>=48&&charCode<=57);position++){}if(position==Index){ // Illegal empty exponent.
-abort();}Index=position;} // Coerce the parsed value to a JavaScript number.
-return +source.slice(begin,Index);} // A negative sign may only precede numbers.
-if(isSigned){abort();} // `true`, `false`, and `null` literals.
-if(source.slice(Index,Index+4)=="true"){Index+=4;return true;}else if(source.slice(Index,Index+5)=="false"){Index+=5;return false;}else if(source.slice(Index,Index+4)=="null"){Index+=4;return null;} // Unrecognized token.
-abort();}} // Return the sentinel `$` character if the parser has reached the end
-// of the source string.
-return "$";}; // Internal: Parses a JSON `value` token.
-var get=function get(value){var results,hasMembers;if(value=="$"){ // Unexpected end of input.
-abort();}if(typeof value=="string"){if((charIndexBuggy?value.charAt(0):value[0])=="@"){ // Remove the sentinel `@` character.
-return value.slice(1);} // Parse object and array literals.
-if(value=="["){ // Parses a JSON array, returning a new JavaScript array.
-results=[];for(;;hasMembers||(hasMembers=true)){value=lex(); // A closing square bracket marks the end of the array literal.
-if(value=="]"){break;} // If the array literal contains elements, the current token
-// should be a comma separating the previous element from the
-// next.
-if(hasMembers){if(value==","){value=lex();if(value=="]"){ // Unexpected trailing `,` in array literal.
-abort();}}else { // A `,` must separate each array element.
-abort();}} // Elisions and leading commas are not permitted.
-if(value==","){abort();}results.push(get(value));}return results;}else if(value=="{"){ // Parses a JSON object, returning a new JavaScript object.
-results={};for(;;hasMembers||(hasMembers=true)){value=lex(); // A closing curly brace marks the end of the object literal.
-if(value=="}"){break;} // If the object literal contains members, the current token
-// should be a comma separator.
-if(hasMembers){if(value==","){value=lex();if(value=="}"){ // Unexpected trailing `,` in object literal.
-abort();}}else { // A `,` must separate each object member.
-abort();}} // Leading commas are not permitted, object property names must be
-// double-quoted strings, and a `:` must separate each property
-// name and value.
-if(value==","||typeof value!="string"||(charIndexBuggy?value.charAt(0):value[0])!="@"||lex()!=":"){abort();}results[value.slice(1)]=get(lex());}return results;} // Unexpected token encountered.
-abort();}return value;}; // Internal: Updates a traversed object member.
-var update=function update(source,property,callback){var element=walk(source,property,callback);if(element===undef){delete source[property];}else {source[property]=element;}}; // Internal: Recursively traverses a parsed JSON object, invoking the
-// `callback` function for each value. This is an implementation of the
-// `Walk(holder, name)` operation defined in ES 5.1 section 15.12.2.
-var walk=function walk(source,property,callback){var value=source[property],length;if((typeof value==="undefined"?"undefined":_typeof(value))=="object"&&value){ // `forEach` can't be used to traverse an array in Opera <= 8.54
-// because its `Object#hasOwnProperty` implementation returns `false`
-// for array indices (e.g., `![1, 2, 3].hasOwnProperty("0")`).
-if(getClass.call(value)==arrayClass){for(length=value.length;length--;){update(value,length,callback);}}else {_forEach(value,function(property){update(value,property,callback);});}}return callback.call(source,property,value);}; // Public: `JSON.parse`. See ES 5.1 section 15.12.2.
-exports.parse=function(source,callback){var result,value;Index=0;Source=""+source;result=get(lex()); // If a JSON string contains multiple tokens, it is invalid.
-if(lex()!="$"){abort();} // Reset the parser state.
-Index=Source=null;return callback&&getClass.call(callback)==functionClass?walk((value={},value[""]=result,value),"",callback):result;};}}exports["runInContext"]=runInContext;return exports;}if(freeExports&&!isLoader){ // Export for CommonJS environments.
-runInContext(root,freeExports);}else { // Export for web browsers and JavaScript engines.
-var nativeJSON=root.JSON,previousJSON=root["JSON3"],isRestored=false;var JSON3=runInContext(root,root["JSON3"]={ // Public: Restores the original value of the global `JSON` object and
-// returns a reference to the `JSON3` object.
-"noConflict":function noConflict(){if(!isRestored){isRestored=true;root.JSON=nativeJSON;root["JSON3"]=previousJSON;nativeJSON=previousJSON=null;}return JSON3;}});root.JSON={"parse":JSON3.parse,"stringify":JSON3.stringify};} // Export for asynchronous module loaders.
-if(isLoader){define(function(){return JSON3;});}}).call(this);}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:typeof global!=="undefined"?global:{});},{}],51:[function(_dereq_,module,exports){module.exports=toArray;function toArray(list,index){var array=[];index=index||0;for(var i=index||0;i<list.length;i++){array[i-index]=list[i];}return array;}},{}]},{},[31])(31);});
\ No newline at end of file
diff --git a/dist/client/index.js b/dist/client/index.js
index d0220dd..a0d747b 100644
--- a/dist/client/index.js
+++ b/dist/client/index.js
@@ -40,6 +40,6 @@ function PreviewComponent(_ref) {
   var host = _ref$host === undefined ? 'localhost' : _ref$host;
 
   return function () {
-    return _react2.default.createElement(_Preview2.default, { address: host + ':' + port, stories: _configure2.stories });
+    return _react2.default.createElement(_Preview2.default, { address: 'ws://' + host + ':' + port, stories: _configure2.stories });
   };
 }
\ No newline at end of file
diff --git a/dist/client/preview/components/Preview.js b/dist/client/preview/components/Preview.js
index 779dedb..193519a 100644
--- a/dist/client/preview/components/Preview.js
+++ b/dist/client/preview/components/Preview.js
@@ -30,11 +30,11 @@ var Preview = function (_Component) {
 
     _classCallCheck(this, Preview);
 
-    for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
-      args[_key] = arguments[_key];
+    for (var _len = arguments.length, props = Array(_len), _key = 0; _key < _len; _key++) {
+      props[_key] = arguments[_key];
     }
 
-    var _this = _possibleConstructorReturn(this, (_Object$getPrototypeO = Object.getPrototypeOf(Preview)).call.apply(_Object$getPrototypeO, [this].concat(args)));
+    var _this = _possibleConstructorReturn(this, (_Object$getPrototypeO = Object.getPrototypeOf(Preview)).call.apply(_Object$getPrototypeO, [this].concat(props)));
 
     _this.socket = null;
     _this.state = { selection: null };
@@ -42,42 +42,74 @@ var Preview = function (_Component) {
   }
 
   _createClass(Preview, [{
+    key: 'selectStory',
+    value: function selectStory(_ref) {
+      var kind = _ref.kind;
+      var story = _ref.story;
+
+      this.setState({ selection: { kind: kind, story: story } });
+    }
+  }, {
+    key: 'sendInit',
+    value: function sendInit() {
+      this.socket.send(JSON.stringify({ type: 'init', data: { clientType: 'device' } }));
+    }
+  }, {
+    key: 'sendSetStories',
+    value: function sendSetStories() {
+      var stories = this.props.stories.dump();
+      // FIXME this will send stories list to all browser clients
+      //       these clients may or may not re render the list but
+      //       anyways it's best not to send unnecessary messages
+      this.socket.send(JSON.stringify({ type: 'setStories', data: { stories: stories } }));
+    }
+  }, {
+    key: 'handleMessage',
+    value: function handleMessage(message) {
+      switch (message.type) {
+        case 'getStories':
+          this.sendSetStories();
+          break;
+        case 'selectStory':
+          this.selectStory(message.data);
+          break;
+        default:
+          console.error('unknown message type:', message.type, message);
+      }
+    }
+  }, {
     key: 'componentDidMount',
     value: function componentDidMount() {
       var _this2 = this;
 
-      // TODO use an official release of socket.io-client instead
-      // used a patched socket-io client until following happens
-      // - engine.io-parser releases a new version after this pull-request
-      //   https://github.com/socketio/engine.io-parser/pull/55
-      // - socket.io-client uses the patched engine.io-parser and releases
-      //   https://github.com/socketio/socket.io-client/issues/945
-      var io = require('../../_vendor/patched-socket.io.js');
-
       // new connection
-      this.socket = io(this.props.address, { jsonp: false });
+      this.socket = new WebSocket(this.props.address);
 
       // initial setup
-      this.socket.emit('init', { type: 'device' });
-      this.socket.emit('setStories', { stories: this.props.stories.dump() });
+      this.socket.onopen = function () {
+        _this2.sendInit();
+        _this2.sendSetStories();
+      };
 
       // listen for events
-      this.socket.on('getStories', function (msg) {
-        // FIXME this will send stories list to all browser clients
-        //       these clients may or may not re render the list but
-        //       anyways it's best not to send unnecessary messages
-        _this2.socket.emit('setStories', { stories: _this2.props.stories.dump() });
-      });
-      this.socket.on('selectStory', function (msg) {
-        var kind = msg.kind;
-        var story = msg.story;
+      this.socket.onmessage = function (e) {
+        var message = JSON.parse(e.data);
+        _this2.handleMessage(message);
+      };
 
-        _this2.setState({ selection: { kind: kind, story: story } });
-      });
+      // an error occurred
+      this.socket.onerror = function (e) {
+        console.warn('websocket connection error', e.message);
+      };
+
+      // connection closed
+      this.socket.onclose = function (e) {
+        console.warn('websocket connection closed', e.code, e.reason);
+      };
 
       // listen for story changes
       this.props.stories.on('change', function () {
-        _this2.socket.emit('setStories', { stories: _this2.props.stories.dump() });
+        _this2.sendSetStories();
       });
     }
   }, {
diff --git a/dist/server/index.js b/dist/server/index.js
index 6099b58..5c4c67e 100644
--- a/dist/server/index.js
+++ b/dist/server/index.js
@@ -16,9 +16,9 @@ var _express = require('express');
 
 var _express2 = _interopRequireDefault(_express);
 
-var _socket = require('socket.io');
+var _ws = require('ws');
 
-var _socket2 = _interopRequireDefault(_socket);
+var _ws2 = _interopRequireDefault(_ws);
 
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
 
@@ -30,29 +30,35 @@ app.use(_express2.default.static(_path2.default.join(__dirname, 'public')));
 //  ------------------------------------------------------------------------  //
 
 var server = _http2.default.Server(app);
-var io = (0, _socket2.default)(server);
-
-io.on('connection', function (socket) {
-  socket.on('init', function (msg) {
-    var clientType = msg.type;
-    socket.join(clientType);
-
-    // device ==> browser
-    if (clientType === 'device') {
-      ['setStories', 'addAction', 'selectStory', 'applyShortcut'].forEach(function (type) {
-        socket.on(type, function (m) {
-          return io.sockets.in('browser').emit(type, m);
-        });
-      });
-    }
-
-    // browser ==> device
-    if (clientType === 'browser') {
-      ['getStories', 'selectStory'].forEach(function (type) {
-        socket.on(type, function (m) {
-          return io.sockets.in('device').emit(type, m);
-        });
+var wss = _ws2.default.Server({ server: server });
+
+wss.on('connection', function (socket) {
+  console.log('> new websocket connection');
+  socket.data = { clientType: null };
+
+  socket.on('message', function (data) {
+    try {
+      var message = JSON.parse(data);
+
+      // clients must init first
+      if (!socket.data.clientType) {
+        if (message.type === 'init') {
+          socket.data.clientType = message.data.clientType;
+          console.log('> initialize new "' + socket.data.clientType + '"');
+          return;
+        } else {
+          throw new Error('client must init first');
+        }
+      }
+
+      // forward
+      wss.clients.filter(function (client) {
+        return client.data.clientType !== socket.data.clientType;
+      }).forEach(function (client) {
+        return client.send(data);
       });
+    } catch (e) {
+      socket.close();
     }
   });
 });
diff --git a/dist/server/public/manager.js b/dist/server/public/manager.js
index cffeb5a..7cb424c 100644
--- a/dist/server/public/manager.js
+++ b/dist/server/public/manager.js
@@ -34565,13 +34565,9 @@
 
 	var _react2 = _interopRequireDefault(_react);
 
-	var _socket = __webpack_require__(377);
-
-	var _socket2 = _interopRequireDefault(_socket);
-
 	var _storybookUi = __webpack_require__(3);
 
-	var _preview = __webpack_require__(424);
+	var _preview = __webpack_require__(377);
 
 	var _preview2 = _interopRequireDefault(_preview);
 
@@ -34591,20 +34587,48 @@
 
 	    var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(ReactNativeProvider).call(this));
 
-	    _this.socket = (0, _socket2.default)(location.host, { jsonp: false });
-	    _this.socket.emit('init', { type: 'browser' });
-	    _this.socket.emit('getStories', {});
+	    _this.socket = new WebSocket('ws://' + location.host);
+	    _this.socket.onopen = function () {
+	      _this.sendInit();
+	      _this.sendGetStories();
+	    };
 	    return _this;
 	  }
 
 	  _createClass(ReactNativeProvider, [{
-	    key: 'renderPreview',
-	    value: function renderPreview(selectedKind, selectedStory) {
-	      if (selectedKind && selectedStory) {
-	        var selection = { kind: selectedKind, story: selectedStory };
-	        this.socket.emit('selectStory', selection);
+	    key: 'sendInit',
+	    value: function sendInit() {
+	      this.socket.send(JSON.stringify({ type: 'init', data: { clientType: 'browser' } }));
+	    }
+	  }, {
+	    key: 'sendGetStories',
+	    value: function sendGetStories() {
+	      this.socket.send(JSON.stringify({ type: 'getStories', data: {} }));
+	    }
+	  }, {
+	    key: 'sendSelectStory',
+	    value: function sendSelectStory(selection) {
+	      this.socket.send(JSON.stringify({ type: 'selectStory', data: selection }));
+	    }
+	  }, {
+	    key: 'handleMessage',
+	    value: function handleMessage(api, message) {
+	      switch (message.type) {
+	        case 'addAction':
+	          api.addAction(message.data.action);
+	          break;
+	        case 'setStories':
+	          api.setStories(message.data.stories);
+	          break;
+	        case 'selectStory':
+	          api.selectStory(message.data.kind, message.data.story);
+	          break;
+	        case 'applyShortcut':
+	          api.handleShortcut(message.data.event);
+	          break;
+	        default:
+	          console.error('unknown message type:', message.type, message);
 	      }
-	      return _react2.default.createElement(_preview2.default, null);
 	    }
 	  }, {
 	    key: 'handleAPI',
@@ -34612,24 +34636,32 @@
 	      var _this2 = this;
 
 	      api.onStory(function (kind, story) {
-	        _this2.socket.emit('selectStory', { kind: kind, story: story });
-	      });
-
-	      this.socket.on('addAction', function (msg) {
-	        api.addAction(msg.action);
+	        _this2.sendSelectStory({ kind: kind, story: story });
 	      });
 
-	      this.socket.on('setStories', function (msg) {
-	        api.setStories(msg.stories);
-	      });
+	      // listen for events
+	      this.socket.onmessage = function (e) {
+	        var message = JSON.parse(e.data);
+	        _this2.handleMessage(api, message);
+	      };
 
-	      this.socket.on('selectStory', function (msg) {
-	        api.selectStory(msg.kind, msg.story);
-	      });
+	      // an error occurred
+	      this.socket.onerror = function (e) {
+	        console.warn('websocket connection error', e.message);
+	      };
 
-	      this.socket.on('applyShortcut', function (msg) {
-	        api.handleShortcut(msg.event);
-	      });
+	      // connection closed
+	      this.socket.onclose = function (e) {
+	        console.warn('websocket connection closed', e.code, e.reason);
+	      };
+	    }
+	  }, {
+	    key: 'renderPreview',
+	    value: function renderPreview(selectedKind, selectedStory) {
+	      if (selectedKind && selectedStory) {
+	        this.sendSelectStory({ kind: selectedKind, story: selectedStory });
+	      }
+	      return _react2.default.createElement(_preview2.default, null);
 	    }
 	  }]);
 
@@ -34642,7431 +34674,6 @@
 /* 377 */
 /***/ function(module, exports, __webpack_require__) {
 
-	
-	/**
-	 * Module dependencies.
-	 */
-
-	var url = __webpack_require__(378);
-	var parser = __webpack_require__(383);
-	var Manager = __webpack_require__(391);
-	var debug = __webpack_require__(380)('socket.io-client');
-
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = exports = lookup;
-
-	/**
-	 * Managers cache.
-	 */
-
-	var cache = exports.managers = {};
-
-	/**
-	 * Looks up an existing `Manager` for multiplexing.
-	 * If the user summons:
-	 *
-	 *   `io('http://localhost/a');`
-	 *   `io('http://localhost/b');`
-	 *
-	 * We reuse the existing instance based on same scheme/port/host,
-	 * and we initialize sockets for each namespace.
-	 *
-	 * @api public
-	 */
-
-	function lookup(uri, opts) {
-	  if (typeof uri == 'object') {
-	    opts = uri;
-	    uri = undefined;
-	  }
-
-	  opts = opts || {};
-
-	  var parsed = url(uri);
-	  var source = parsed.source;
-	  var id = parsed.id;
-	  var path = parsed.path;
-	  var sameNamespace = cache[id] && path in cache[id].nsps;
-	  var newConnection = opts.forceNew || opts['force new connection'] ||
-	                      false === opts.multiplex || sameNamespace;
-
-	  var io;
-
-	  if (newConnection) {
-	    debug('ignoring socket cache for %s', source);
-	    io = Manager(source, opts);
-	  } else {
-	    if (!cache[id]) {
-	      debug('new io instance for %s', source);
-	      cache[id] = Manager(source, opts);
-	    }
-	    io = cache[id];
-	  }
-
-	  return io.socket(parsed.path);
-	}
-
-	/**
-	 * Protocol version.
-	 *
-	 * @api public
-	 */
-
-	exports.protocol = parser.protocol;
-
-	/**
-	 * `connect`.
-	 *
-	 * @param {String} uri
-	 * @api public
-	 */
-
-	exports.connect = lookup;
-
-	/**
-	 * Expose constructors for standalone build.
-	 *
-	 * @api public
-	 */
-
-	exports.Manager = __webpack_require__(391);
-	exports.Socket = __webpack_require__(417);
-
-
-/***/ },
-/* 378 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {
-	/**
-	 * Module dependencies.
-	 */
-
-	var parseuri = __webpack_require__(379);
-	var debug = __webpack_require__(380)('socket.io-client:url');
-
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = url;
-
-	/**
-	 * URL parser.
-	 *
-	 * @param {String} url
-	 * @param {Object} An object meant to mimic window.location.
-	 *                 Defaults to window.location.
-	 * @api public
-	 */
-
-	function url(uri, loc){
-	  var obj = uri;
-
-	  // default to window.location
-	  var loc = loc || global.location;
-	  if (null == uri) uri = loc.protocol + '//' + loc.host;
-
-	  // relative path support
-	  if ('string' == typeof uri) {
-	    if ('/' == uri.charAt(0)) {
-	      if ('/' == uri.charAt(1)) {
-	        uri = loc.protocol + uri;
-	      } else {
-	        uri = loc.host + uri;
-	      }
-	    }
-
-	    if (!/^(https?|wss?):\/\//.test(uri)) {
-	      debug('protocol-less url %s', uri);
-	      if ('undefined' != typeof loc) {
-	        uri = loc.protocol + '//' + uri;
-	      } else {
-	        uri = 'https://' + uri;
-	      }
-	    }
-
-	    // parse
-	    debug('parse %s', uri);
-	    obj = parseuri(uri);
-	  }
-
-	  // make sure we treat `localhost:80` and `localhost` equally
-	  if (!obj.port) {
-	    if (/^(http|ws)$/.test(obj.protocol)) {
-	      obj.port = '80';
-	    }
-	    else if (/^(http|ws)s$/.test(obj.protocol)) {
-	      obj.port = '443';
-	    }
-	  }
-
-	  obj.path = obj.path || '/';
-
-	  var ipv6 = obj.host.indexOf(':') !== -1;
-	  var host = ipv6 ? '[' + obj.host + ']' : obj.host;
-
-	  // define unique id
-	  obj.id = obj.protocol + '://' + host + ':' + obj.port;
-	  // define href
-	  obj.href = obj.protocol + '://' + host + (loc && loc.port == obj.port ? '' : (':' + obj.port));
-
-	  return obj;
-	}
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 379 */
-/***/ function(module, exports) {
-
-	/**
-	 * Parses an URI
-	 *
-	 * @author Steven Levithan <stevenlevithan.com> (MIT license)
-	 * @api private
-	 */
-
-	var re = /^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
-
-	var parts = [
-	    'source', 'protocol', 'authority', 'userInfo', 'user', 'password', 'host', 'port', 'relative', 'path', 'directory', 'file', 'query', 'anchor'
-	];
-
-	module.exports = function parseuri(str) {
-	    var src = str,
-	        b = str.indexOf('['),
-	        e = str.indexOf(']');
-
-	    if (b != -1 && e != -1) {
-	        str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ';') + str.substring(e, str.length);
-	    }
-
-	    var m = re.exec(str || ''),
-	        uri = {},
-	        i = 14;
-
-	    while (i--) {
-	        uri[parts[i]] = m[i] || '';
-	    }
-
-	    if (b != -1 && e != -1) {
-	        uri.source = src;
-	        uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ':');
-	        uri.authority = uri.authority.replace('[', '').replace(']', '').replace(/;/g, ':');
-	        uri.ipv6uri = true;
-	    }
-
-	    return uri;
-	};
-
-
-/***/ },
-/* 380 */
-/***/ function(module, exports, __webpack_require__) {
-
-	
-	/**
-	 * This is the web browser implementation of `debug()`.
-	 *
-	 * Expose `debug()` as the module.
-	 */
-
-	exports = module.exports = __webpack_require__(381);
-	exports.log = log;
-	exports.formatArgs = formatArgs;
-	exports.save = save;
-	exports.load = load;
-	exports.useColors = useColors;
-	exports.storage = 'undefined' != typeof chrome
-	               && 'undefined' != typeof chrome.storage
-	                  ? chrome.storage.local
-	                  : localstorage();
-
-	/**
-	 * Colors.
-	 */
-
-	exports.colors = [
-	  'lightseagreen',
-	  'forestgreen',
-	  'goldenrod',
-	  'dodgerblue',
-	  'darkorchid',
-	  'crimson'
-	];
-
-	/**
-	 * Currently only WebKit-based Web Inspectors, Firefox >= v31,
-	 * and the Firebug extension (any Firefox version) are known
-	 * to support "%c" CSS customizations.
-	 *
-	 * TODO: add a `localStorage` variable to explicitly enable/disable colors
-	 */
-
-	function useColors() {
-	  // is webkit? http://stackoverflow.com/a/16459606/376773
-	  return ('WebkitAppearance' in document.documentElement.style) ||
-	    // is firebug? http://stackoverflow.com/a/398120/376773
-	    (window.console && (console.firebug || (console.exception && console.table))) ||
-	    // is firefox >= v31?
-	    // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
-	    (navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31);
-	}
-
-	/**
-	 * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
-	 */
-
-	exports.formatters.j = function(v) {
-	  return JSON.stringify(v);
-	};
-
-
-	/**
-	 * Colorize log arguments if enabled.
-	 *
-	 * @api public
-	 */
-
-	function formatArgs() {
-	  var args = arguments;
-	  var useColors = this.useColors;
-
-	  args[0] = (useColors ? '%c' : '')
-	    + this.namespace
-	    + (useColors ? ' %c' : ' ')
-	    + args[0]
-	    + (useColors ? '%c ' : ' ')
-	    + '+' + exports.humanize(this.diff);
-
-	  if (!useColors) return args;
-
-	  var c = 'color: ' + this.color;
-	  args = [args[0], c, 'color: inherit'].concat(Array.prototype.slice.call(args, 1));
-
-	  // the final "%c" is somewhat tricky, because there could be other
-	  // arguments passed either before or after the %c, so we need to
-	  // figure out the correct index to insert the CSS into
-	  var index = 0;
-	  var lastC = 0;
-	  args[0].replace(/%[a-z%]/g, function(match) {
-	    if ('%%' === match) return;
-	    index++;
-	    if ('%c' === match) {
-	      // we only are interested in the *last* %c
-	      // (the user may have provided their own)
-	      lastC = index;
-	    }
-	  });
-
-	  args.splice(lastC, 0, c);
-	  return args;
-	}
-
-	/**
-	 * Invokes `console.log()` when available.
-	 * No-op when `console.log` is not a "function".
-	 *
-	 * @api public
-	 */
-
-	function log() {
-	  // this hackery is required for IE8/9, where
-	  // the `console.log` function doesn't have 'apply'
-	  return 'object' === typeof console
-	    && console.log
-	    && Function.prototype.apply.call(console.log, console, arguments);
-	}
-
-	/**
-	 * Save `namespaces`.
-	 *
-	 * @param {String} namespaces
-	 * @api private
-	 */
-
-	function save(namespaces) {
-	  try {
-	    if (null == namespaces) {
-	      exports.storage.removeItem('debug');
-	    } else {
-	      exports.storage.debug = namespaces;
-	    }
-	  } catch(e) {}
-	}
-
-	/**
-	 * Load `namespaces`.
-	 *
-	 * @return {String} returns the previously persisted debug modes
-	 * @api private
-	 */
-
-	function load() {
-	  var r;
-	  try {
-	    r = exports.storage.debug;
-	  } catch(e) {}
-	  return r;
-	}
-
-	/**
-	 * Enable namespaces listed in `localStorage.debug` initially.
-	 */
-
-	exports.enable(load());
-
-	/**
-	 * Localstorage attempts to return the localstorage.
-	 *
-	 * This is necessary because safari throws
-	 * when a user disables cookies/localstorage
-	 * and you attempt to access it.
-	 *
-	 * @return {LocalStorage}
-	 * @api private
-	 */
-
-	function localstorage(){
-	  try {
-	    return window.localStorage;
-	  } catch (e) {}
-	}
-
-
-/***/ },
-/* 381 */
-/***/ function(module, exports, __webpack_require__) {
-
-	
-	/**
-	 * This is the common logic for both the Node.js and web browser
-	 * implementations of `debug()`.
-	 *
-	 * Expose `debug()` as the module.
-	 */
-
-	exports = module.exports = debug;
-	exports.coerce = coerce;
-	exports.disable = disable;
-	exports.enable = enable;
-	exports.enabled = enabled;
-	exports.humanize = __webpack_require__(382);
-
-	/**
-	 * The currently active debug mode names, and names to skip.
-	 */
-
-	exports.names = [];
-	exports.skips = [];
-
-	/**
-	 * Map of special "%n" handling functions, for the debug "format" argument.
-	 *
-	 * Valid key names are a single, lowercased letter, i.e. "n".
-	 */
-
-	exports.formatters = {};
-
-	/**
-	 * Previously assigned color.
-	 */
-
-	var prevColor = 0;
-
-	/**
-	 * Previous log timestamp.
-	 */
-
-	var prevTime;
-
-	/**
-	 * Select a color.
-	 *
-	 * @return {Number}
-	 * @api private
-	 */
-
-	function selectColor() {
-	  return exports.colors[prevColor++ % exports.colors.length];
-	}
-
-	/**
-	 * Create a debugger with the given `namespace`.
-	 *
-	 * @param {String} namespace
-	 * @return {Function}
-	 * @api public
-	 */
-
-	function debug(namespace) {
-
-	  // define the `disabled` version
-	  function disabled() {
-	  }
-	  disabled.enabled = false;
-
-	  // define the `enabled` version
-	  function enabled() {
-
-	    var self = enabled;
-
-	    // set `diff` timestamp
-	    var curr = +new Date();
-	    var ms = curr - (prevTime || curr);
-	    self.diff = ms;
-	    self.prev = prevTime;
-	    self.curr = curr;
-	    prevTime = curr;
-
-	    // add the `color` if not set
-	    if (null == self.useColors) self.useColors = exports.useColors();
-	    if (null == self.color && self.useColors) self.color = selectColor();
-
-	    var args = Array.prototype.slice.call(arguments);
-
-	    args[0] = exports.coerce(args[0]);
-
-	    if ('string' !== typeof args[0]) {
-	      // anything else let's inspect with %o
-	      args = ['%o'].concat(args);
-	    }
-
-	    // apply any `formatters` transformations
-	    var index = 0;
-	    args[0] = args[0].replace(/%([a-z%])/g, function(match, format) {
-	      // if we encounter an escaped % then don't increase the array index
-	      if (match === '%%') return match;
-	      index++;
-	      var formatter = exports.formatters[format];
-	      if ('function' === typeof formatter) {
-	        var val = args[index];
-	        match = formatter.call(self, val);
-
-	        // now we need to remove `args[index]` since it's inlined in the `format`
-	        args.splice(index, 1);
-	        index--;
-	      }
-	      return match;
-	    });
-
-	    if ('function' === typeof exports.formatArgs) {
-	      args = exports.formatArgs.apply(self, args);
-	    }
-	    var logFn = enabled.log || exports.log || console.log.bind(console);
-	    logFn.apply(self, args);
-	  }
-	  enabled.enabled = true;
-
-	  var fn = exports.enabled(namespace) ? enabled : disabled;
-
-	  fn.namespace = namespace;
-
-	  return fn;
-	}
-
-	/**
-	 * Enables a debug mode by namespaces. This can include modes
-	 * separated by a colon and wildcards.
-	 *
-	 * @param {String} namespaces
-	 * @api public
-	 */
-
-	function enable(namespaces) {
-	  exports.save(namespaces);
-
-	  var split = (namespaces || '').split(/[\s,]+/);
-	  var len = split.length;
-
-	  for (var i = 0; i < len; i++) {
-	    if (!split[i]) continue; // ignore empty strings
-	    namespaces = split[i].replace(/\*/g, '.*?');
-	    if (namespaces[0] === '-') {
-	      exports.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));
-	    } else {
-	      exports.names.push(new RegExp('^' + namespaces + '$'));
-	    }
-	  }
-	}
-
-	/**
-	 * Disable debug output.
-	 *
-	 * @api public
-	 */
-
-	function disable() {
-	  exports.enable('');
-	}
-
-	/**
-	 * Returns true if the given mode name is enabled, false otherwise.
-	 *
-	 * @param {String} name
-	 * @return {Boolean}
-	 * @api public
-	 */
-
-	function enabled(name) {
-	  var i, len;
-	  for (i = 0, len = exports.skips.length; i < len; i++) {
-	    if (exports.skips[i].test(name)) {
-	      return false;
-	    }
-	  }
-	  for (i = 0, len = exports.names.length; i < len; i++) {
-	    if (exports.names[i].test(name)) {
-	      return true;
-	    }
-	  }
-	  return false;
-	}
-
-	/**
-	 * Coerce `val`.
-	 *
-	 * @param {Mixed} val
-	 * @return {Mixed}
-	 * @api private
-	 */
-
-	function coerce(val) {
-	  if (val instanceof Error) return val.stack || val.message;
-	  return val;
-	}
-
-
-/***/ },
-/* 382 */
-/***/ function(module, exports) {
-
-	/**
-	 * Helpers.
-	 */
-
-	var s = 1000;
-	var m = s * 60;
-	var h = m * 60;
-	var d = h * 24;
-	var y = d * 365.25;
-
-	/**
-	 * Parse or format the given `val`.
-	 *
-	 * Options:
-	 *
-	 *  - `long` verbose formatting [false]
-	 *
-	 * @param {String|Number} val
-	 * @param {Object} options
-	 * @return {String|Number}
-	 * @api public
-	 */
-
-	module.exports = function(val, options){
-	  options = options || {};
-	  if ('string' == typeof val) return parse(val);
-	  return options.long
-	    ? long(val)
-	    : short(val);
-	};
-
-	/**
-	 * Parse the given `str` and return milliseconds.
-	 *
-	 * @param {String} str
-	 * @return {Number}
-	 * @api private
-	 */
-
-	function parse(str) {
-	  str = '' + str;
-	  if (str.length > 10000) return;
-	  var match = /^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(str);
-	  if (!match) return;
-	  var n = parseFloat(match[1]);
-	  var type = (match[2] || 'ms').toLowerCase();
-	  switch (type) {
-	    case 'years':
-	    case 'year':
-	    case 'yrs':
-	    case 'yr':
-	    case 'y':
-	      return n * y;
-	    case 'days':
-	    case 'day':
-	    case 'd':
-	      return n * d;
-	    case 'hours':
-	    case 'hour':
-	    case 'hrs':
-	    case 'hr':
-	    case 'h':
-	      return n * h;
-	    case 'minutes':
-	    case 'minute':
-	    case 'mins':
-	    case 'min':
-	    case 'm':
-	      return n * m;
-	    case 'seconds':
-	    case 'second':
-	    case 'secs':
-	    case 'sec':
-	    case 's':
-	      return n * s;
-	    case 'milliseconds':
-	    case 'millisecond':
-	    case 'msecs':
-	    case 'msec':
-	    case 'ms':
-	      return n;
-	  }
-	}
-
-	/**
-	 * Short format for `ms`.
-	 *
-	 * @param {Number} ms
-	 * @return {String}
-	 * @api private
-	 */
-
-	function short(ms) {
-	  if (ms >= d) return Math.round(ms / d) + 'd';
-	  if (ms >= h) return Math.round(ms / h) + 'h';
-	  if (ms >= m) return Math.round(ms / m) + 'm';
-	  if (ms >= s) return Math.round(ms / s) + 's';
-	  return ms + 'ms';
-	}
-
-	/**
-	 * Long format for `ms`.
-	 *
-	 * @param {Number} ms
-	 * @return {String}
-	 * @api private
-	 */
-
-	function long(ms) {
-	  return plural(ms, d, 'day')
-	    || plural(ms, h, 'hour')
-	    || plural(ms, m, 'minute')
-	    || plural(ms, s, 'second')
-	    || ms + ' ms';
-	}
-
-	/**
-	 * Pluralization helper.
-	 */
-
-	function plural(ms, n, name) {
-	  if (ms < n) return;
-	  if (ms < n * 1.5) return Math.floor(ms / n) + ' ' + name;
-	  return Math.ceil(ms / n) + ' ' + name + 's';
-	}
-
-
-/***/ },
-/* 383 */
-/***/ function(module, exports, __webpack_require__) {
-
-	
-	/**
-	 * Module dependencies.
-	 */
-
-	var debug = __webpack_require__(380)('socket.io-parser');
-	var json = __webpack_require__(384);
-	var isArray = __webpack_require__(387);
-	var Emitter = __webpack_require__(388);
-	var binary = __webpack_require__(389);
-	var isBuf = __webpack_require__(390);
-
-	/**
-	 * Protocol version.
-	 *
-	 * @api public
-	 */
-
-	exports.protocol = 4;
-
-	/**
-	 * Packet types.
-	 *
-	 * @api public
-	 */
-
-	exports.types = [
-	  'CONNECT',
-	  'DISCONNECT',
-	  'EVENT',
-	  'ACK',
-	  'ERROR',
-	  'BINARY_EVENT',
-	  'BINARY_ACK'
-	];
-
-	/**
-	 * Packet type `connect`.
-	 *
-	 * @api public
-	 */
-
-	exports.CONNECT = 0;
-
-	/**
-	 * Packet type `disconnect`.
-	 *
-	 * @api public
-	 */
-
-	exports.DISCONNECT = 1;
-
-	/**
-	 * Packet type `event`.
-	 *
-	 * @api public
-	 */
-
-	exports.EVENT = 2;
-
-	/**
-	 * Packet type `ack`.
-	 *
-	 * @api public
-	 */
-
-	exports.ACK = 3;
-
-	/**
-	 * Packet type `error`.
-	 *
-	 * @api public
-	 */
-
-	exports.ERROR = 4;
-
-	/**
-	 * Packet type 'binary event'
-	 *
-	 * @api public
-	 */
-
-	exports.BINARY_EVENT = 5;
-
-	/**
-	 * Packet type `binary ack`. For acks with binary arguments.
-	 *
-	 * @api public
-	 */
-
-	exports.BINARY_ACK = 6;
-
-	/**
-	 * Encoder constructor.
-	 *
-	 * @api public
-	 */
-
-	exports.Encoder = Encoder;
-
-	/**
-	 * Decoder constructor.
-	 *
-	 * @api public
-	 */
-
-	exports.Decoder = Decoder;
-
-	/**
-	 * A socket.io Encoder instance
-	 *
-	 * @api public
-	 */
-
-	function Encoder() {}
-
-	/**
-	 * Encode a packet as a single string if non-binary, or as a
-	 * buffer sequence, depending on packet type.
-	 *
-	 * @param {Object} obj - packet object
-	 * @param {Function} callback - function to handle encodings (likely engine.write)
-	 * @return Calls callback with Array of encodings
-	 * @api public
-	 */
-
-	Encoder.prototype.encode = function(obj, callback){
-	  debug('encoding packet %j', obj);
-
-	  if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) {
-	    encodeAsBinary(obj, callback);
-	  }
-	  else {
-	    var encoding = encodeAsString(obj);
-	    callback([encoding]);
-	  }
-	};
-
-	/**
-	 * Encode packet as string.
-	 *
-	 * @param {Object} packet
-	 * @return {String} encoded
-	 * @api private
-	 */
-
-	function encodeAsString(obj) {
-	  var str = '';
-	  var nsp = false;
-
-	  // first is type
-	  str += obj.type;
-
-	  // attachments if we have them
-	  if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) {
-	    str += obj.attachments;
-	    str += '-';
-	  }
-
-	  // if we have a namespace other than `/`
-	  // we append it followed by a comma `,`
-	  if (obj.nsp && '/' != obj.nsp) {
-	    nsp = true;
-	    str += obj.nsp;
-	  }
-
-	  // immediately followed by the id
-	  if (null != obj.id) {
-	    if (nsp) {
-	      str += ',';
-	      nsp = false;
-	    }
-	    str += obj.id;
-	  }
-
-	  // json data
-	  if (null != obj.data) {
-	    if (nsp) str += ',';
-	    str += json.stringify(obj.data);
-	  }
-
-	  debug('encoded %j as %s', obj, str);
-	  return str;
-	}
-
-	/**
-	 * Encode packet as 'buffer sequence' by removing blobs, and
-	 * deconstructing packet into object with placeholders and
-	 * a list of buffers.
-	 *
-	 * @param {Object} packet
-	 * @return {Buffer} encoded
-	 * @api private
-	 */
-
-	function encodeAsBinary(obj, callback) {
-
-	  function writeEncoding(bloblessData) {
-	    var deconstruction = binary.deconstructPacket(bloblessData);
-	    var pack = encodeAsString(deconstruction.packet);
-	    var buffers = deconstruction.buffers;
-
-	    buffers.unshift(pack); // add packet info to beginning of data list
-	    callback(buffers); // write all the buffers
-	  }
-
-	  binary.removeBlobs(obj, writeEncoding);
-	}
-
-	/**
-	 * A socket.io Decoder instance
-	 *
-	 * @return {Object} decoder
-	 * @api public
-	 */
-
-	function Decoder() {
-	  this.reconstructor = null;
-	}
-
-	/**
-	 * Mix in `Emitter` with Decoder.
-	 */
-
-	Emitter(Decoder.prototype);
-
-	/**
-	 * Decodes an ecoded packet string into packet JSON.
-	 *
-	 * @param {String} obj - encoded packet
-	 * @return {Object} packet
-	 * @api public
-	 */
-
-	Decoder.prototype.add = function(obj) {
-	  var packet;
-	  if ('string' == typeof obj) {
-	    packet = decodeString(obj);
-	    if (exports.BINARY_EVENT == packet.type || exports.BINARY_ACK == packet.type) { // binary packet's json
-	      this.reconstructor = new BinaryReconstructor(packet);
-
-	      // no attachments, labeled binary but no binary data to follow
-	      if (this.reconstructor.reconPack.attachments === 0) {
-	        this.emit('decoded', packet);
-	      }
-	    } else { // non-binary full packet
-	      this.emit('decoded', packet);
-	    }
-	  }
-	  else if (isBuf(obj) || obj.base64) { // raw binary data
-	    if (!this.reconstructor) {
-	      throw new Error('got binary data when not reconstructing a packet');
-	    } else {
-	      packet = this.reconstructor.takeBinaryData(obj);
-	      if (packet) { // received final buffer
-	        this.reconstructor = null;
-	        this.emit('decoded', packet);
-	      }
-	    }
-	  }
-	  else {
-	    throw new Error('Unknown type: ' + obj);
-	  }
-	};
-
-	/**
-	 * Decode a packet String (JSON data)
-	 *
-	 * @param {String} str
-	 * @return {Object} packet
-	 * @api private
-	 */
-
-	function decodeString(str) {
-	  var p = {};
-	  var i = 0;
-
-	  // look up type
-	  p.type = Number(str.charAt(0));
-	  if (null == exports.types[p.type]) return error();
-
-	  // look up attachments if type binary
-	  if (exports.BINARY_EVENT == p.type || exports.BINARY_ACK == p.type) {
-	    var buf = '';
-	    while (str.charAt(++i) != '-') {
-	      buf += str.charAt(i);
-	      if (i == str.length) break;
-	    }
-	    if (buf != Number(buf) || str.charAt(i) != '-') {
-	      throw new Error('Illegal attachments');
-	    }
-	    p.attachments = Number(buf);
-	  }
-
-	  // look up namespace (if any)
-	  if ('/' == str.charAt(i + 1)) {
-	    p.nsp = '';
-	    while (++i) {
-	      var c = str.charAt(i);
-	      if (',' == c) break;
-	      p.nsp += c;
-	      if (i == str.length) break;
-	    }
-	  } else {
-	    p.nsp = '/';
-	  }
-
-	  // look up id
-	  var next = str.charAt(i + 1);
-	  if ('' !== next && Number(next) == next) {
-	    p.id = '';
-	    while (++i) {
-	      var c = str.charAt(i);
-	      if (null == c || Number(c) != c) {
-	        --i;
-	        break;
-	      }
-	      p.id += str.charAt(i);
-	      if (i == str.length) break;
-	    }
-	    p.id = Number(p.id);
-	  }
-
-	  // look up json data
-	  if (str.charAt(++i)) {
-	    try {
-	      p.data = json.parse(str.substr(i));
-	    } catch(e){
-	      return error();
-	    }
-	  }
-
-	  debug('decoded %s as %j', str, p);
-	  return p;
-	}
-
-	/**
-	 * Deallocates a parser's resources
-	 *
-	 * @api public
-	 */
-
-	Decoder.prototype.destroy = function() {
-	  if (this.reconstructor) {
-	    this.reconstructor.finishedReconstruction();
-	  }
-	};
-
-	/**
-	 * A manager of a binary event's 'buffer sequence'. Should
-	 * be constructed whenever a packet of type BINARY_EVENT is
-	 * decoded.
-	 *
-	 * @param {Object} packet
-	 * @return {BinaryReconstructor} initialized reconstructor
-	 * @api private
-	 */
-
-	function BinaryReconstructor(packet) {
-	  this.reconPack = packet;
-	  this.buffers = [];
-	}
-
-	/**
-	 * Method to be called when binary data received from connection
-	 * after a BINARY_EVENT packet.
-	 *
-	 * @param {Buffer | ArrayBuffer} binData - the raw binary data received
-	 * @return {null | Object} returns null if more binary data is expected or
-	 *   a reconstructed packet object if all buffers have been received.
-	 * @api private
-	 */
-
-	BinaryReconstructor.prototype.takeBinaryData = function(binData) {
-	  this.buffers.push(binData);
-	  if (this.buffers.length == this.reconPack.attachments) { // done with buffer list
-	    var packet = binary.reconstructPacket(this.reconPack, this.buffers);
-	    this.finishedReconstruction();
-	    return packet;
-	  }
-	  return null;
-	};
-
-	/**
-	 * Cleans up binary packet reconstruction variables.
-	 *
-	 * @api private
-	 */
-
-	BinaryReconstructor.prototype.finishedReconstruction = function() {
-	  this.reconPack = null;
-	  this.buffers = [];
-	};
-
-	function error(data){
-	  return {
-	    type: exports.ERROR,
-	    data: 'parser error'
-	  };
-	}
-
-
-/***/ },
-/* 384 */
-/***/ function(module, exports, __webpack_require__) {
-
-	var __WEBPACK_AMD_DEFINE_RESULT__;/* WEBPACK VAR INJECTION */(function(module, global) {/*! JSON v3.3.2 | http://bestiejs.github.io/json3 | Copyright 2012-2014, Kit Cambridge | http://kit.mit-license.org */
-	;(function () {
-	  // Detect the `define` function exposed by asynchronous module loaders. The
-	  // strict `define` check is necessary for compatibility with `r.js`.
-	  var isLoader = "function" === "function" && __webpack_require__(386);
-
-	  // A set of types used to distinguish objects from primitives.
-	  var objectTypes = {
-	    "function": true,
-	    "object": true
-	  };
-
-	  // Detect the `exports` object exposed by CommonJS implementations.
-	  var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;
-
-	  // Use the `global` object exposed by Node (including Browserify via
-	  // `insert-module-globals`), Narwhal, and Ringo as the default context,
-	  // and the `window` object in browsers. Rhino exports a `global` function
-	  // instead.
-	  var root = objectTypes[typeof window] && window || this,
-	      freeGlobal = freeExports && objectTypes[typeof module] && module && !module.nodeType && typeof global == "object" && global;
-
-	  if (freeGlobal && (freeGlobal["global"] === freeGlobal || freeGlobal["window"] === freeGlobal || freeGlobal["self"] === freeGlobal)) {
-	    root = freeGlobal;
-	  }
-
-	  // Public: Initializes JSON 3 using the given `context` object, attaching the
-	  // `stringify` and `parse` functions to the specified `exports` object.
-	  function runInContext(context, exports) {
-	    context || (context = root["Object"]());
-	    exports || (exports = root["Object"]());
-
-	    // Native constructor aliases.
-	    var Number = context["Number"] || root["Number"],
-	        String = context["String"] || root["String"],
-	        Object = context["Object"] || root["Object"],
-	        Date = context["Date"] || root["Date"],
-	        SyntaxError = context["SyntaxError"] || root["SyntaxError"],
-	        TypeError = context["TypeError"] || root["TypeError"],
-	        Math = context["Math"] || root["Math"],
-	        nativeJSON = context["JSON"] || root["JSON"];
-
-	    // Delegate to the native `stringify` and `parse` implementations.
-	    if (typeof nativeJSON == "object" && nativeJSON) {
-	      exports.stringify = nativeJSON.stringify;
-	      exports.parse = nativeJSON.parse;
-	    }
-
-	    // Convenience aliases.
-	    var objectProto = Object.prototype,
-	        getClass = objectProto.toString,
-	        isProperty, forEach, undef;
-
-	    // Test the `Date#getUTC*` methods. Based on work by @Yaffle.
-	    var isExtended = new Date(-3509827334573292);
-	    try {
-	      // The `getUTCFullYear`, `Month`, and `Date` methods return nonsensical
-	      // results for certain dates in Opera >= 10.53.
-	      isExtended = isExtended.getUTCFullYear() == -109252 && isExtended.getUTCMonth() === 0 && isExtended.getUTCDate() === 1 &&
-	        // Safari < 2.0.2 stores the internal millisecond time value correctly,
-	        // but clips the values returned by the date methods to the range of
-	        // signed 32-bit integers ([-2 ** 31, 2 ** 31 - 1]).
-	        isExtended.getUTCHours() == 10 && isExtended.getUTCMinutes() == 37 && isExtended.getUTCSeconds() == 6 && isExtended.getUTCMilliseconds() == 708;
-	    } catch (exception) {}
-
-	    // Internal: Determines whether the native `JSON.stringify` and `parse`
-	    // implementations are spec-compliant. Based on work by Ken Snyder.
-	    function has(name) {
-	      if (has[name] !== undef) {
-	        // Return cached feature test result.
-	        return has[name];
-	      }
-	      var isSupported;
-	      if (name == "bug-string-char-index") {
-	        // IE <= 7 doesn't support accessing string characters using square
-	        // bracket notation. IE 8 only supports this for primitives.
-	        isSupported = "a"[0] != "a";
-	      } else if (name == "json") {
-	        // Indicates whether both `JSON.stringify` and `JSON.parse` are
-	        // supported.
-	        isSupported = has("json-stringify") && has("json-parse");
-	      } else {
-	        var value, serialized = '{"a":[1,true,false,null,"\\u0000\\b\\n\\f\\r\\t"]}';
-	        // Test `JSON.stringify`.
-	        if (name == "json-stringify") {
-	          var stringify = exports.stringify, stringifySupported = typeof stringify == "function" && isExtended;
-	          if (stringifySupported) {
-	            // A test function object with a custom `toJSON` method.
-	            (value = function () {
-	              return 1;
-	            }).toJSON = value;
-	            try {
-	              stringifySupported =
-	                // Firefox 3.1b1 and b2 serialize string, number, and boolean
-	                // primitives as object literals.
-	                stringify(0) === "0" &&
-	                // FF 3.1b1, b2, and JSON 2 serialize wrapped primitives as object
-	                // literals.
-	                stringify(new Number()) === "0" &&
-	                stringify(new String()) == '""' &&
-	                // FF 3.1b1, 2 throw an error if the value is `null`, `undefined`, or
-	                // does not define a canonical JSON representation (this applies to
-	                // objects with `toJSON` properties as well, *unless* they are nested
-	                // within an object or array).
-	                stringify(getClass) === undef &&
-	                // IE 8 serializes `undefined` as `"undefined"`. Safari <= 5.1.7 and
-	                // FF 3.1b3 pass this test.
-	                stringify(undef) === undef &&
-	                // Safari <= 5.1.7 and FF 3.1b3 throw `Error`s and `TypeError`s,
-	                // respectively, if the value is omitted entirely.
-	                stringify() === undef &&
-	                // FF 3.1b1, 2 throw an error if the given value is not a number,
-	                // string, array, object, Boolean, or `null` literal. This applies to
-	                // objects with custom `toJSON` methods as well, unless they are nested
-	                // inside object or array literals. YUI 3.0.0b1 ignores custom `toJSON`
-	                // methods entirely.
-	                stringify(value) === "1" &&
-	                stringify([value]) == "[1]" &&
-	                // Prototype <= 1.6.1 serializes `[undefined]` as `"[]"` instead of
-	                // `"[null]"`.
-	                stringify([undef]) == "[null]" &&
-	                // YUI 3.0.0b1 fails to serialize `null` literals.
-	                stringify(null) == "null" &&
-	                // FF 3.1b1, 2 halts serialization if an array contains a function:
-	                // `[1, true, getClass, 1]` serializes as "[1,true,],". FF 3.1b3
-	                // elides non-JSON values from objects and arrays, unless they
-	                // define custom `toJSON` methods.
-	                stringify([undef, getClass, null]) == "[null,null,null]" &&
-	                // Simple serialization test. FF 3.1b1 uses Unicode escape sequences
-	                // where character escape codes are expected (e.g., `\b` => `\u0008`).
-	                stringify({ "a": [value, true, false, null, "\x00\b\n\f\r\t"] }) == serialized &&
-	                // FF 3.1b1 and b2 ignore the `filter` and `width` arguments.
-	                stringify(null, value) === "1" &&
-	                stringify([1, 2], null, 1) == "[\n 1,\n 2\n]" &&
-	                // JSON 2, Prototype <= 1.7, and older WebKit builds incorrectly
-	                // serialize extended years.
-	                stringify(new Date(-8.64e15)) == '"-271821-04-20T00:00:00.000Z"' &&
-	                // The milliseconds are optional in ES 5, but required in 5.1.
-	                stringify(new Date(8.64e15)) == '"+275760-09-13T00:00:00.000Z"' &&
-	                // Firefox <= 11.0 incorrectly serializes years prior to 0 as negative
-	                // four-digit years instead of six-digit years. Credits: @Yaffle.
-	                stringify(new Date(-621987552e5)) == '"-000001-01-01T00:00:00.000Z"' &&
-	                // Safari <= 5.1.5 and Opera >= 10.53 incorrectly serialize millisecond
-	                // values less than 1000. Credits: @Yaffle.
-	                stringify(new Date(-1)) == '"1969-12-31T23:59:59.999Z"';
-	            } catch (exception) {
-	              stringifySupported = false;
-	            }
-	          }
-	          isSupported = stringifySupported;
-	        }
-	        // Test `JSON.parse`.
-	        if (name == "json-parse") {
-	          var parse = exports.parse;
-	          if (typeof parse == "function") {
-	            try {
-	              // FF 3.1b1, b2 will throw an exception if a bare literal is provided.
-	              // Conforming implementations should also coerce the initial argument to
-	              // a string prior to parsing.
-	              if (parse("0") === 0 && !parse(false)) {
-	                // Simple parsing test.
-	                value = parse(serialized);
-	                var parseSupported = value["a"].length == 5 && value["a"][0] === 1;
-	                if (parseSupported) {
-	                  try {
-	                    // Safari <= 5.1.2 and FF 3.1b1 allow unescaped tabs in strings.
-	                    parseSupported = !parse('"\t"');
-	                  } catch (exception) {}
-	                  if (parseSupported) {
-	                    try {
-	                      // FF 4.0 and 4.0.1 allow leading `+` signs and leading
-	                      // decimal points. FF 4.0, 4.0.1, and IE 9-10 also allow
-	                      // certain octal literals.
-	                      parseSupported = parse("01") !== 1;
-	                    } catch (exception) {}
-	                  }
-	                  if (parseSupported) {
-	                    try {
-	                      // FF 4.0, 4.0.1, and Rhino 1.7R3-R4 allow trailing decimal
-	                      // points. These environments, along with FF 3.1b1 and 2,
-	                      // also allow trailing commas in JSON objects and arrays.
-	                      parseSupported = parse("1.") !== 1;
-	                    } catch (exception) {}
-	                  }
-	                }
-	              }
-	            } catch (exception) {
-	              parseSupported = false;
-	            }
-	          }
-	          isSupported = parseSupported;
-	        }
-	      }
-	      return has[name] = !!isSupported;
-	    }
-
-	    if (!has("json")) {
-	      // Common `[[Class]]` name aliases.
-	      var functionClass = "[object Function]",
-	          dateClass = "[object Date]",
-	          numberClass = "[object Number]",
-	          stringClass = "[object String]",
-	          arrayClass = "[object Array]",
-	          booleanClass = "[object Boolean]";
-
-	      // Detect incomplete support for accessing string characters by index.
-	      var charIndexBuggy = has("bug-string-char-index");
-
-	      // Define additional utility methods if the `Date` methods are buggy.
-	      if (!isExtended) {
-	        var floor = Math.floor;
-	        // A mapping between the months of the year and the number of days between
-	        // January 1st and the first of the respective month.
-	        var Months = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334];
-	        // Internal: Calculates the number of days between the Unix epoch and the
-	        // first day of the given month.
-	        var getDay = function (year, month) {
-	          return Months[month] + 365 * (year - 1970) + floor((year - 1969 + (month = +(month > 1))) / 4) - floor((year - 1901 + month) / 100) + floor((year - 1601 + month) / 400);
-	        };
-	      }
-
-	      // Internal: Determines if a property is a direct property of the given
-	      // object. Delegates to the native `Object#hasOwnProperty` method.
-	      if (!(isProperty = objectProto.hasOwnProperty)) {
-	        isProperty = function (property) {
-	          var members = {}, constructor;
-	          if ((members.__proto__ = null, members.__proto__ = {
-	            // The *proto* property cannot be set multiple times in recent
-	            // versions of Firefox and SeaMonkey.
-	            "toString": 1
-	          }, members).toString != getClass) {
-	            // Safari <= 2.0.3 doesn't implement `Object#hasOwnProperty`, but
-	            // supports the mutable *proto* property.
-	            isProperty = function (property) {
-	              // Capture and break the object's prototype chain (see section 8.6.2
-	              // of the ES 5.1 spec). The parenthesized expression prevents an
-	              // unsafe transformation by the Closure Compiler.
-	              var original = this.__proto__, result = property in (this.__proto__ = null, this);
-	              // Restore the original prototype chain.
-	              this.__proto__ = original;
-	              return result;
-	            };
-	          } else {
-	            // Capture a reference to the top-level `Object` constructor.
-	            constructor = members.constructor;
-	            // Use the `constructor` property to simulate `Object#hasOwnProperty` in
-	            // other environments.
-	            isProperty = function (property) {
-	              var parent = (this.constructor || constructor).prototype;
-	              return property in this && !(property in parent && this[property] === parent[property]);
-	            };
-	          }
-	          members = null;
-	          return isProperty.call(this, property);
-	        };
-	      }
-
-	      // Internal: Normalizes the `for...in` iteration algorithm across
-	      // environments. Each enumerated key is yielded to a `callback` function.
-	      forEach = function (object, callback) {
-	        var size = 0, Properties, members, property;
-
-	        // Tests for bugs in the current environment's `for...in` algorithm. The
-	        // `valueOf` property inherits the non-enumerable flag from
-	        // `Object.prototype` in older versions of IE, Netscape, and Mozilla.
-	        (Properties = function () {
-	          this.valueOf = 0;
-	        }).prototype.valueOf = 0;
-
-	        // Iterate over a new instance of the `Properties` class.
-	        members = new Properties();
-	        for (property in members) {
-	          // Ignore all properties inherited from `Object.prototype`.
-	          if (isProperty.call(members, property)) {
-	            size++;
-	          }
-	        }
-	        Properties = members = null;
-
-	        // Normalize the iteration algorithm.
-	        if (!size) {
-	          // A list of non-enumerable properties inherited from `Object.prototype`.
-	          members = ["valueOf", "toString", "toLocaleString", "propertyIsEnumerable", "isPrototypeOf", "hasOwnProperty", "constructor"];
-	          // IE <= 8, Mozilla 1.0, and Netscape 6.2 ignore shadowed non-enumerable
-	          // properties.
-	          forEach = function (object, callback) {
-	            var isFunction = getClass.call(object) == functionClass, property, length;
-	            var hasProperty = !isFunction && typeof object.constructor != "function" && objectTypes[typeof object.hasOwnProperty] && object.hasOwnProperty || isProperty;
-	            for (property in object) {
-	              // Gecko <= 1.0 enumerates the `prototype` property of functions under
-	              // certain conditions; IE does not.
-	              if (!(isFunction && property == "prototype") && hasProperty.call(object, property)) {
-	                callback(property);
-	              }
-	            }
-	            // Manually invoke the callback for each non-enumerable property.
-	            for (length = members.length; property = members[--length]; hasProperty.call(object, property) && callback(property));
-	          };
-	        } else if (size == 2) {
-	          // Safari <= 2.0.4 enumerates shadowed properties twice.
-	          forEach = function (object, callback) {
-	            // Create a set of iterated properties.
-	            var members = {}, isFunction = getClass.call(object) == functionClass, property;
-	            for (property in object) {
-	              // Store each property name to prevent double enumeration. The
-	              // `prototype` property of functions is not enumerated due to cross-
-	              // environment inconsistencies.
-	              if (!(isFunction && property == "prototype") && !isProperty.call(members, property) && (members[property] = 1) && isProperty.call(object, property)) {
-	                callback(property);
-	              }
-	            }
-	          };
-	        } else {
-	          // No bugs detected; use the standard `for...in` algorithm.
-	          forEach = function (object, callback) {
-	            var isFunction = getClass.call(object) == functionClass, property, isConstructor;
-	            for (property in object) {
-	              if (!(isFunction && property == "prototype") && isProperty.call(object, property) && !(isConstructor = property === "constructor")) {
-	                callback(property);
-	              }
-	            }
-	            // Manually invoke the callback for the `constructor` property due to
-	            // cross-environment inconsistencies.
-	            if (isConstructor || isProperty.call(object, (property = "constructor"))) {
-	              callback(property);
-	            }
-	          };
-	        }
-	        return forEach(object, callback);
-	      };
-
-	      // Public: Serializes a JavaScript `value` as a JSON string. The optional
-	      // `filter` argument may specify either a function that alters how object and
-	      // array members are serialized, or an array of strings and numbers that
-	      // indicates which properties should be serialized. The optional `width`
-	      // argument may be either a string or number that specifies the indentation
-	      // level of the output.
-	      if (!has("json-stringify")) {
-	        // Internal: A map of control characters and their escaped equivalents.
-	        var Escapes = {
-	          92: "\\\\",
-	          34: '\\"',
-	          8: "\\b",
-	          12: "\\f",
-	          10: "\\n",
-	          13: "\\r",
-	          9: "\\t"
-	        };
-
-	        // Internal: Converts `value` into a zero-padded string such that its
-	        // length is at least equal to `width`. The `width` must be <= 6.
-	        var leadingZeroes = "000000";
-	        var toPaddedString = function (width, value) {
-	          // The `|| 0` expression is necessary to work around a bug in
-	          // Opera <= 7.54u2 where `0 == -0`, but `String(-0) !== "0"`.
-	          return (leadingZeroes + (value || 0)).slice(-width);
-	        };
-
-	        // Internal: Double-quotes a string `value`, replacing all ASCII control
-	        // characters (characters with code unit values between 0 and 31) with
-	        // their escaped equivalents. This is an implementation of the
-	        // `Quote(value)` operation defined in ES 5.1 section 15.12.3.
-	        var unicodePrefix = "\\u00";
-	        var quote = function (value) {
-	          var result = '"', index = 0, length = value.length, useCharIndex = !charIndexBuggy || length > 10;
-	          var symbols = useCharIndex && (charIndexBuggy ? value.split("") : value);
-	          for (; index < length; index++) {
-	            var charCode = value.charCodeAt(index);
-	            // If the character is a control character, append its Unicode or
-	            // shorthand escape sequence; otherwise, append the character as-is.
-	            switch (charCode) {
-	              case 8: case 9: case 10: case 12: case 13: case 34: case 92:
-	                result += Escapes[charCode];
-	                break;
-	              default:
-	                if (charCode < 32) {
-	                  result += unicodePrefix + toPaddedString(2, charCode.toString(16));
-	                  break;
-	                }
-	                result += useCharIndex ? symbols[index] : value.charAt(index);
-	            }
-	          }
-	          return result + '"';
-	        };
-
-	        // Internal: Recursively serializes an object. Implements the
-	        // `Str(key, holder)`, `JO(value)`, and `JA(value)` operations.
-	        var serialize = function (property, object, callback, properties, whitespace, indentation, stack) {
-	          var value, className, year, month, date, time, hours, minutes, seconds, milliseconds, results, element, index, length, prefix, result;
-	          try {
-	            // Necessary for host object support.
-	            value = object[property];
-	          } catch (exception) {}
-	          if (typeof value == "object" && value) {
-	            className = getClass.call(value);
-	            if (className == dateClass && !isProperty.call(value, "toJSON")) {
-	              if (value > -1 / 0 && value < 1 / 0) {
-	                // Dates are serialized according to the `Date#toJSON` method
-	                // specified in ES 5.1 section 15.9.5.44. See section 15.9.1.15
-	                // for the ISO 8601 date time string format.
-	                if (getDay) {
-	                  // Manually compute the year, month, date, hours, minutes,
-	                  // seconds, and milliseconds if the `getUTC*` methods are
-	                  // buggy. Adapted from @Yaffle's `date-shim` project.
-	                  date = floor(value / 864e5);
-	                  for (year = floor(date / 365.2425) + 1970 - 1; getDay(year + 1, 0) <= date; year++);
-	                  for (month = floor((date - getDay(year, 0)) / 30.42); getDay(year, month + 1) <= date; month++);
-	                  date = 1 + date - getDay(year, month);
-	                  // The `time` value specifies the time within the day (see ES
-	                  // 5.1 section 15.9.1.2). The formula `(A % B + B) % B` is used
-	                  // to compute `A modulo B`, as the `%` operator does not
-	                  // correspond to the `modulo` operation for negative numbers.
-	                  time = (value % 864e5 + 864e5) % 864e5;
-	                  // The hours, minutes, seconds, and milliseconds are obtained by
-	                  // decomposing the time within the day. See section 15.9.1.10.
-	                  hours = floor(time / 36e5) % 24;
-	                  minutes = floor(time / 6e4) % 60;
-	                  seconds = floor(time / 1e3) % 60;
-	                  milliseconds = time % 1e3;
-	                } else {
-	                  year = value.getUTCFullYear();
-	                  month = value.getUTCMonth();
-	                  date = value.getUTCDate();
-	                  hours = value.getUTCHours();
-	                  minutes = value.getUTCMinutes();
-	                  seconds = value.getUTCSeconds();
-	                  milliseconds = value.getUTCMilliseconds();
-	                }
-	                // Serialize extended years correctly.
-	                value = (year <= 0 || year >= 1e4 ? (year < 0 ? "-" : "+") + toPaddedString(6, year < 0 ? -year : year) : toPaddedString(4, year)) +
-	                  "-" + toPaddedString(2, month + 1) + "-" + toPaddedString(2, date) +
-	                  // Months, dates, hours, minutes, and seconds should have two
-	                  // digits; milliseconds should have three.
-	                  "T" + toPaddedString(2, hours) + ":" + toPaddedString(2, minutes) + ":" + toPaddedString(2, seconds) +
-	                  // Milliseconds are optional in ES 5.0, but required in 5.1.
-	                  "." + toPaddedString(3, milliseconds) + "Z";
-	              } else {
-	                value = null;
-	              }
-	            } else if (typeof value.toJSON == "function" && ((className != numberClass && className != stringClass && className != arrayClass) || isProperty.call(value, "toJSON"))) {
-	              // Prototype <= 1.6.1 adds non-standard `toJSON` methods to the
-	              // `Number`, `String`, `Date`, and `Array` prototypes. JSON 3
-	              // ignores all `toJSON` methods on these objects unless they are
-	              // defined directly on an instance.
-	              value = value.toJSON(property);
-	            }
-	          }
-	          if (callback) {
-	            // If a replacement function was provided, call it to obtain the value
-	            // for serialization.
-	            value = callback.call(object, property, value);
-	          }
-	          if (value === null) {
-	            return "null";
-	          }
-	          className = getClass.call(value);
-	          if (className == booleanClass) {
-	            // Booleans are represented literally.
-	            return "" + value;
-	          } else if (className == numberClass) {
-	            // JSON numbers must be finite. `Infinity` and `NaN` are serialized as
-	            // `"null"`.
-	            return value > -1 / 0 && value < 1 / 0 ? "" + value : "null";
-	          } else if (className == stringClass) {
-	            // Strings are double-quoted and escaped.
-	            return quote("" + value);
-	          }
-	          // Recursively serialize objects and arrays.
-	          if (typeof value == "object") {
-	            // Check for cyclic structures. This is a linear search; performance
-	            // is inversely proportional to the number of unique nested objects.
-	            for (length = stack.length; length--;) {
-	              if (stack[length] === value) {
-	                // Cyclic structures cannot be serialized by `JSON.stringify`.
-	                throw TypeError();
-	              }
-	            }
-	            // Add the object to the stack of traversed objects.
-	            stack.push(value);
-	            results = [];
-	            // Save the current indentation level and indent one additional level.
-	            prefix = indentation;
-	            indentation += whitespace;
-	            if (className == arrayClass) {
-	              // Recursively serialize array elements.
-	              for (index = 0, length = value.length; index < length; index++) {
-	                element = serialize(index, value, callback, properties, whitespace, indentation, stack);
-	                results.push(element === undef ? "null" : element);
-	              }
-	              result = results.length ? (whitespace ? "[\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "]" : ("[" + results.join(",") + "]")) : "[]";
-	            } else {
-	              // Recursively serialize object members. Members are selected from
-	              // either a user-specified list of property names, or the object
-	              // itself.
-	              forEach(properties || value, function (property) {
-	                var element = serialize(property, value, callback, properties, whitespace, indentation, stack);
-	                if (element !== undef) {
-	                  // According to ES 5.1 section 15.12.3: "If `gap` {whitespace}
-	                  // is not the empty string, let `member` {quote(property) + ":"}
-	                  // be the concatenation of `member` and the `space` character."
-	                  // The "`space` character" refers to the literal space
-	                  // character, not the `space` {width} argument provided to
-	                  // `JSON.stringify`.
-	                  results.push(quote(property) + ":" + (whitespace ? " " : "") + element);
-	                }
-	              });
-	              result = results.length ? (whitespace ? "{\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "}" : ("{" + results.join(",") + "}")) : "{}";
-	            }
-	            // Remove the object from the traversed object stack.
-	            stack.pop();
-	            return result;
-	          }
-	        };
-
-	        // Public: `JSON.stringify`. See ES 5.1 section 15.12.3.
-	        exports.stringify = function (source, filter, width) {
-	          var whitespace, callback, properties, className;
-	          if (objectTypes[typeof filter] && filter) {
-	            if ((className = getClass.call(filter)) == functionClass) {
-	              callback = filter;
-	            } else if (className == arrayClass) {
-	              // Convert the property names array into a makeshift set.
-	              properties = {};
-	              for (var index = 0, length = filter.length, value; index < length; value = filter[index++], ((className = getClass.call(value)), className == stringClass || className == numberClass) && (properties[value] = 1));
-	            }
-	          }
-	          if (width) {
-	            if ((className = getClass.call(width)) == numberClass) {
-	              // Convert the `width` to an integer and create a string containing
-	              // `width` number of space characters.
-	              if ((width -= width % 1) > 0) {
-	                for (whitespace = "", width > 10 && (width = 10); whitespace.length < width; whitespace += " ");
-	              }
-	            } else if (className == stringClass) {
-	              whitespace = width.length <= 10 ? width : width.slice(0, 10);
-	            }
-	          }
-	          // Opera <= 7.54u2 discards the values associated with empty string keys
-	          // (`""`) only if they are used directly within an object member list
-	          // (e.g., `!("" in { "": 1})`).
-	          return serialize("", (value = {}, value[""] = source, value), callback, properties, whitespace, "", []);
-	        };
-	      }
-
-	      // Public: Parses a JSON source string.
-	      if (!has("json-parse")) {
-	        var fromCharCode = String.fromCharCode;
-
-	        // Internal: A map of escaped control characters and their unescaped
-	        // equivalents.
-	        var Unescapes = {
-	          92: "\\",
-	          34: '"',
-	          47: "/",
-	          98: "\b",
-	          116: "\t",
-	          110: "\n",
-	          102: "\f",
-	          114: "\r"
-	        };
-
-	        // Internal: Stores the parser state.
-	        var Index, Source;
-
-	        // Internal: Resets the parser state and throws a `SyntaxError`.
-	        var abort = function () {
-	          Index = Source = null;
-	          throw SyntaxError();
-	        };
-
-	        // Internal: Returns the next token, or `"$"` if the parser has reached
-	        // the end of the source string. A token may be a string, number, `null`
-	        // literal, or Boolean literal.
-	        var lex = function () {
-	          var source = Source, length = source.length, value, begin, position, isSigned, charCode;
-	          while (Index < length) {
-	            charCode = source.charCodeAt(Index);
-	            switch (charCode) {
-	              case 9: case 10: case 13: case 32:
-	                // Skip whitespace tokens, including tabs, carriage returns, line
-	                // feeds, and space characters.
-	                Index++;
-	                break;
-	              case 123: case 125: case 91: case 93: case 58: case 44:
-	                // Parse a punctuator token (`{`, `}`, `[`, `]`, `:`, or `,`) at
-	                // the current position.
-	                value = charIndexBuggy ? source.charAt(Index) : source[Index];
-	                Index++;
-	                return value;
-	              case 34:
-	                // `"` delimits a JSON string; advance to the next character and
-	                // begin parsing the string. String tokens are prefixed with the
-	                // sentinel `@` character to distinguish them from punctuators and
-	                // end-of-string tokens.
-	                for (value = "@", Index++; Index < length;) {
-	                  charCode = source.charCodeAt(Index);
-	                  if (charCode < 32) {
-	                    // Unescaped ASCII control characters (those with a code unit
-	                    // less than the space character) are not permitted.
-	                    abort();
-	                  } else if (charCode == 92) {
-	                    // A reverse solidus (`\`) marks the beginning of an escaped
-	                    // control character (including `"`, `\`, and `/`) or Unicode
-	                    // escape sequence.
-	                    charCode = source.charCodeAt(++Index);
-	                    switch (charCode) {
-	                      case 92: case 34: case 47: case 98: case 116: case 110: case 102: case 114:
-	                        // Revive escaped control characters.
-	                        value += Unescapes[charCode];
-	                        Index++;
-	                        break;
-	                      case 117:
-	                        // `\u` marks the beginning of a Unicode escape sequence.
-	                        // Advance to the first character and validate the
-	                        // four-digit code point.
-	                        begin = ++Index;
-	                        for (position = Index + 4; Index < position; Index++) {
-	                          charCode = source.charCodeAt(Index);
-	                          // A valid sequence comprises four hexdigits (case-
-	                          // insensitive) that form a single hexadecimal value.
-	                          if (!(charCode >= 48 && charCode <= 57 || charCode >= 97 && charCode <= 102 || charCode >= 65 && charCode <= 70)) {
-	                            // Invalid Unicode escape sequence.
-	                            abort();
-	                          }
-	                        }
-	                        // Revive the escaped character.
-	                        value += fromCharCode("0x" + source.slice(begin, Index));
-	                        break;
-	                      default:
-	                        // Invalid escape sequence.
-	                        abort();
-	                    }
-	                  } else {
-	                    if (charCode == 34) {
-	                      // An unescaped double-quote character marks the end of the
-	                      // string.
-	                      break;
-	                    }
-	                    charCode = source.charCodeAt(Index);
-	                    begin = Index;
-	                    // Optimize for the common case where a string is valid.
-	                    while (charCode >= 32 && charCode != 92 && charCode != 34) {
-	                      charCode = source.charCodeAt(++Index);
-	                    }
-	                    // Append the string as-is.
-	                    value += source.slice(begin, Index);
-	                  }
-	                }
-	                if (source.charCodeAt(Index) == 34) {
-	                  // Advance to the next character and return the revived string.
-	                  Index++;
-	                  return value;
-	                }
-	                // Unterminated string.
-	                abort();
-	              default:
-	                // Parse numbers and literals.
-	                begin = Index;
-	                // Advance past the negative sign, if one is specified.
-	                if (charCode == 45) {
-	                  isSigned = true;
-	                  charCode = source.charCodeAt(++Index);
-	                }
-	                // Parse an integer or floating-point value.
-	                if (charCode >= 48 && charCode <= 57) {
-	                  // Leading zeroes are interpreted as octal literals.
-	                  if (charCode == 48 && ((charCode = source.charCodeAt(Index + 1)), charCode >= 48 && charCode <= 57)) {
-	                    // Illegal octal literal.
-	                    abort();
-	                  }
-	                  isSigned = false;
-	                  // Parse the integer component.
-	                  for (; Index < length && ((charCode = source.charCodeAt(Index)), charCode >= 48 && charCode <= 57); Index++);
-	                  // Floats cannot contain a leading decimal point; however, this
-	                  // case is already accounted for by the parser.
-	                  if (source.charCodeAt(Index) == 46) {
-	                    position = ++Index;
-	                    // Parse the decimal component.
-	                    for (; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);
-	                    if (position == Index) {
-	                      // Illegal trailing decimal.
-	                      abort();
-	                    }
-	                    Index = position;
-	                  }
-	                  // Parse exponents. The `e` denoting the exponent is
-	                  // case-insensitive.
-	                  charCode = source.charCodeAt(Index);
-	                  if (charCode == 101 || charCode == 69) {
-	                    charCode = source.charCodeAt(++Index);
-	                    // Skip past the sign following the exponent, if one is
-	                    // specified.
-	                    if (charCode == 43 || charCode == 45) {
-	                      Index++;
-	                    }
-	                    // Parse the exponential component.
-	                    for (position = Index; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);
-	                    if (position == Index) {
-	                      // Illegal empty exponent.
-	                      abort();
-	                    }
-	                    Index = position;
-	                  }
-	                  // Coerce the parsed value to a JavaScript number.
-	                  return +source.slice(begin, Index);
-	                }
-	                // A negative sign may only precede numbers.
-	                if (isSigned) {
-	                  abort();
-	                }
-	                // `true`, `false`, and `null` literals.
-	                if (source.slice(Index, Index + 4) == "true") {
-	                  Index += 4;
-	                  return true;
-	                } else if (source.slice(Index, Index + 5) == "false") {
-	                  Index += 5;
-	                  return false;
-	                } else if (source.slice(Index, Index + 4) == "null") {
-	                  Index += 4;
-	                  return null;
-	                }
-	                // Unrecognized token.
-	                abort();
-	            }
-	          }
-	          // Return the sentinel `$` character if the parser has reached the end
-	          // of the source string.
-	          return "$";
-	        };
-
-	        // Internal: Parses a JSON `value` token.
-	        var get = function (value) {
-	          var results, hasMembers;
-	          if (value == "$") {
-	            // Unexpected end of input.
-	            abort();
-	          }
-	          if (typeof value == "string") {
-	            if ((charIndexBuggy ? value.charAt(0) : value[0]) == "@") {
-	              // Remove the sentinel `@` character.
-	              return value.slice(1);
-	            }
-	            // Parse object and array literals.
-	            if (value == "[") {
-	              // Parses a JSON array, returning a new JavaScript array.
-	              results = [];
-	              for (;; hasMembers || (hasMembers = true)) {
-	                value = lex();
-	                // A closing square bracket marks the end of the array literal.
-	                if (value == "]") {
-	                  break;
-	                }
-	                // If the array literal contains elements, the current token
-	                // should be a comma separating the previous element from the
-	                // next.
-	                if (hasMembers) {
-	                  if (value == ",") {
-	                    value = lex();
-	                    if (value == "]") {
-	                      // Unexpected trailing `,` in array literal.
-	                      abort();
-	                    }
-	                  } else {
-	                    // A `,` must separate each array element.
-	                    abort();
-	                  }
-	                }
-	                // Elisions and leading commas are not permitted.
-	                if (value == ",") {
-	                  abort();
-	                }
-	                results.push(get(value));
-	              }
-	              return results;
-	            } else if (value == "{") {
-	              // Parses a JSON object, returning a new JavaScript object.
-	              results = {};
-	              for (;; hasMembers || (hasMembers = true)) {
-	                value = lex();
-	                // A closing curly brace marks the end of the object literal.
-	                if (value == "}") {
-	                  break;
-	                }
-	                // If the object literal contains members, the current token
-	                // should be a comma separator.
-	                if (hasMembers) {
-	                  if (value == ",") {
-	                    value = lex();
-	                    if (value == "}") {
-	                      // Unexpected trailing `,` in object literal.
-	                      abort();
-	                    }
-	                  } else {
-	                    // A `,` must separate each object member.
-	                    abort();
-	                  }
-	                }
-	                // Leading commas are not permitted, object property names must be
-	                // double-quoted strings, and a `:` must separate each property
-	                // name and value.
-	                if (value == "," || typeof value != "string" || (charIndexBuggy ? value.charAt(0) : value[0]) != "@" || lex() != ":") {
-	                  abort();
-	                }
-	                results[value.slice(1)] = get(lex());
-	              }
-	              return results;
-	            }
-	            // Unexpected token encountered.
-	            abort();
-	          }
-	          return value;
-	        };
-
-	        // Internal: Updates a traversed object member.
-	        var update = function (source, property, callback) {
-	          var element = walk(source, property, callback);
-	          if (element === undef) {
-	            delete source[property];
-	          } else {
-	            source[property] = element;
-	          }
-	        };
-
-	        // Internal: Recursively traverses a parsed JSON object, invoking the
-	        // `callback` function for each value. This is an implementation of the
-	        // `Walk(holder, name)` operation defined in ES 5.1 section 15.12.2.
-	        var walk = function (source, property, callback) {
-	          var value = source[property], length;
-	          if (typeof value == "object" && value) {
-	            // `forEach` can't be used to traverse an array in Opera <= 8.54
-	            // because its `Object#hasOwnProperty` implementation returns `false`
-	            // for array indices (e.g., `![1, 2, 3].hasOwnProperty("0")`).
-	            if (getClass.call(value) == arrayClass) {
-	              for (length = value.length; length--;) {
-	                update(value, length, callback);
-	              }
-	            } else {
-	              forEach(value, function (property) {
-	                update(value, property, callback);
-	              });
-	            }
-	          }
-	          return callback.call(source, property, value);
-	        };
-
-	        // Public: `JSON.parse`. See ES 5.1 section 15.12.2.
-	        exports.parse = function (source, callback) {
-	          var result, value;
-	          Index = 0;
-	          Source = "" + source;
-	          result = get(lex());
-	          // If a JSON string contains multiple tokens, it is invalid.
-	          if (lex() != "$") {
-	            abort();
-	          }
-	          // Reset the parser state.
-	          Index = Source = null;
-	          return callback && getClass.call(callback) == functionClass ? walk((value = {}, value[""] = result, value), "", callback) : result;
-	        };
-	      }
-	    }
-
-	    exports["runInContext"] = runInContext;
-	    return exports;
-	  }
-
-	  if (freeExports && !isLoader) {
-	    // Export for CommonJS environments.
-	    runInContext(root, freeExports);
-	  } else {
-	    // Export for web browsers and JavaScript engines.
-	    var nativeJSON = root.JSON,
-	        previousJSON = root["JSON3"],
-	        isRestored = false;
-
-	    var JSON3 = runInContext(root, (root["JSON3"] = {
-	      // Public: Restores the original value of the global `JSON` object and
-	      // returns a reference to the `JSON3` object.
-	      "noConflict": function () {
-	        if (!isRestored) {
-	          isRestored = true;
-	          root.JSON = nativeJSON;
-	          root["JSON3"] = previousJSON;
-	          nativeJSON = previousJSON = null;
-	        }
-	        return JSON3;
-	      }
-	    }));
-
-	    root.JSON = {
-	      "parse": JSON3.parse,
-	      "stringify": JSON3.stringify
-	    };
-	  }
-
-	  // Export for asynchronous module loaders.
-	  if (isLoader) {
-	    !(__WEBPACK_AMD_DEFINE_RESULT__ = function () {
-	      return JSON3;
-	    }.call(exports, __webpack_require__, exports, module), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
-	  }
-	}).call(this);
-
-	/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(385)(module), (function() { return this; }())))
-
-/***/ },
-/* 385 */
-/***/ function(module, exports) {
-
-	module.exports = function(module) {
-		if(!module.webpackPolyfill) {
-			module.deprecate = function() {};
-			module.paths = [];
-			// module.parent = undefined by default
-			module.children = [];
-			module.webpackPolyfill = 1;
-		}
-		return module;
-	}
-
-
-/***/ },
-/* 386 */
-/***/ function(module, exports) {
-
-	/* WEBPACK VAR INJECTION */(function(__webpack_amd_options__) {module.exports = __webpack_amd_options__;
-
-	/* WEBPACK VAR INJECTION */}.call(exports, {}))
-
-/***/ },
-/* 387 */
-/***/ function(module, exports) {
-
-	module.exports = Array.isArray || function (arr) {
-	  return Object.prototype.toString.call(arr) == '[object Array]';
-	};
-
-
-/***/ },
-/* 388 */
-/***/ function(module, exports) {
-
-	
-	/**
-	 * Expose `Emitter`.
-	 */
-
-	module.exports = Emitter;
-
-	/**
-	 * Initialize a new `Emitter`.
-	 *
-	 * @api public
-	 */
-
-	function Emitter(obj) {
-	  if (obj) return mixin(obj);
-	};
-
-	/**
-	 * Mixin the emitter properties.
-	 *
-	 * @param {Object} obj
-	 * @return {Object}
-	 * @api private
-	 */
-
-	function mixin(obj) {
-	  for (var key in Emitter.prototype) {
-	    obj[key] = Emitter.prototype[key];
-	  }
-	  return obj;
-	}
-
-	/**
-	 * Listen on the given `event` with `fn`.
-	 *
-	 * @param {String} event
-	 * @param {Function} fn
-	 * @return {Emitter}
-	 * @api public
-	 */
-
-	Emitter.prototype.on =
-	Emitter.prototype.addEventListener = function(event, fn){
-	  this._callbacks = this._callbacks || {};
-	  (this._callbacks[event] = this._callbacks[event] || [])
-	    .push(fn);
-	  return this;
-	};
-
-	/**
-	 * Adds an `event` listener that will be invoked a single
-	 * time then automatically removed.
-	 *
-	 * @param {String} event
-	 * @param {Function} fn
-	 * @return {Emitter}
-	 * @api public
-	 */
-
-	Emitter.prototype.once = function(event, fn){
-	  var self = this;
-	  this._callbacks = this._callbacks || {};
-
-	  function on() {
-	    self.off(event, on);
-	    fn.apply(this, arguments);
-	  }
-
-	  on.fn = fn;
-	  this.on(event, on);
-	  return this;
-	};
-
-	/**
-	 * Remove the given callback for `event` or all
-	 * registered callbacks.
-	 *
-	 * @param {String} event
-	 * @param {Function} fn
-	 * @return {Emitter}
-	 * @api public
-	 */
-
-	Emitter.prototype.off =
-	Emitter.prototype.removeListener =
-	Emitter.prototype.removeAllListeners =
-	Emitter.prototype.removeEventListener = function(event, fn){
-	  this._callbacks = this._callbacks || {};
-
-	  // all
-	  if (0 == arguments.length) {
-	    this._callbacks = {};
-	    return this;
-	  }
-
-	  // specific event
-	  var callbacks = this._callbacks[event];
-	  if (!callbacks) return this;
-
-	  // remove all handlers
-	  if (1 == arguments.length) {
-	    delete this._callbacks[event];
-	    return this;
-	  }
-
-	  // remove specific handler
-	  var cb;
-	  for (var i = 0; i < callbacks.length; i++) {
-	    cb = callbacks[i];
-	    if (cb === fn || cb.fn === fn) {
-	      callbacks.splice(i, 1);
-	      break;
-	    }
-	  }
-	  return this;
-	};
-
-	/**
-	 * Emit `event` with the given args.
-	 *
-	 * @param {String} event
-	 * @param {Mixed} ...
-	 * @return {Emitter}
-	 */
-
-	Emitter.prototype.emit = function(event){
-	  this._callbacks = this._callbacks || {};
-	  var args = [].slice.call(arguments, 1)
-	    , callbacks = this._callbacks[event];
-
-	  if (callbacks) {
-	    callbacks = callbacks.slice(0);
-	    for (var i = 0, len = callbacks.length; i < len; ++i) {
-	      callbacks[i].apply(this, args);
-	    }
-	  }
-
-	  return this;
-	};
-
-	/**
-	 * Return array of callbacks for `event`.
-	 *
-	 * @param {String} event
-	 * @return {Array}
-	 * @api public
-	 */
-
-	Emitter.prototype.listeners = function(event){
-	  this._callbacks = this._callbacks || {};
-	  return this._callbacks[event] || [];
-	};
-
-	/**
-	 * Check if this emitter has `event` handlers.
-	 *
-	 * @param {String} event
-	 * @return {Boolean}
-	 * @api public
-	 */
-
-	Emitter.prototype.hasListeners = function(event){
-	  return !! this.listeners(event).length;
-	};
-
-
-/***/ },
-/* 389 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {/*global Blob,File*/
-
-	/**
-	 * Module requirements
-	 */
-
-	var isArray = __webpack_require__(387);
-	var isBuf = __webpack_require__(390);
-
-	/**
-	 * Replaces every Buffer | ArrayBuffer in packet with a numbered placeholder.
-	 * Anything with blobs or files should be fed through removeBlobs before coming
-	 * here.
-	 *
-	 * @param {Object} packet - socket.io event packet
-	 * @return {Object} with deconstructed packet and list of buffers
-	 * @api public
-	 */
-
-	exports.deconstructPacket = function(packet){
-	  var buffers = [];
-	  var packetData = packet.data;
-
-	  function _deconstructPacket(data) {
-	    if (!data) return data;
-
-	    if (isBuf(data)) {
-	      var placeholder = { _placeholder: true, num: buffers.length };
-	      buffers.push(data);
-	      return placeholder;
-	    } else if (isArray(data)) {
-	      var newData = new Array(data.length);
-	      for (var i = 0; i < data.length; i++) {
-	        newData[i] = _deconstructPacket(data[i]);
-	      }
-	      return newData;
-	    } else if ('object' == typeof data && !(data instanceof Date)) {
-	      var newData = {};
-	      for (var key in data) {
-	        newData[key] = _deconstructPacket(data[key]);
-	      }
-	      return newData;
-	    }
-	    return data;
-	  }
-
-	  var pack = packet;
-	  pack.data = _deconstructPacket(packetData);
-	  pack.attachments = buffers.length; // number of binary 'attachments'
-	  return {packet: pack, buffers: buffers};
-	};
-
-	/**
-	 * Reconstructs a binary packet from its placeholder packet and buffers
-	 *
-	 * @param {Object} packet - event packet with placeholders
-	 * @param {Array} buffers - binary buffers to put in placeholder positions
-	 * @return {Object} reconstructed packet
-	 * @api public
-	 */
-
-	exports.reconstructPacket = function(packet, buffers) {
-	  var curPlaceHolder = 0;
-
-	  function _reconstructPacket(data) {
-	    if (data && data._placeholder) {
-	      var buf = buffers[data.num]; // appropriate buffer (should be natural order anyway)
-	      return buf;
-	    } else if (isArray(data)) {
-	      for (var i = 0; i < data.length; i++) {
-	        data[i] = _reconstructPacket(data[i]);
-	      }
-	      return data;
-	    } else if (data && 'object' == typeof data) {
-	      for (var key in data) {
-	        data[key] = _reconstructPacket(data[key]);
-	      }
-	      return data;
-	    }
-	    return data;
-	  }
-
-	  packet.data = _reconstructPacket(packet.data);
-	  packet.attachments = undefined; // no longer useful
-	  return packet;
-	};
-
-	/**
-	 * Asynchronously removes Blobs or Files from data via
-	 * FileReader's readAsArrayBuffer method. Used before encoding
-	 * data as msgpack. Calls callback with the blobless data.
-	 *
-	 * @param {Object} data
-	 * @param {Function} callback
-	 * @api private
-	 */
-
-	exports.removeBlobs = function(data, callback) {
-	  function _removeBlobs(obj, curKey, containingObject) {
-	    if (!obj) return obj;
-
-	    // convert any blob
-	    if ((global.Blob && obj instanceof Blob) ||
-	        (global.File && obj instanceof File)) {
-	      pendingBlobs++;
-
-	      // async filereader
-	      var fileReader = new FileReader();
-	      fileReader.onload = function() { // this.result == arraybuffer
-	        if (containingObject) {
-	          containingObject[curKey] = this.result;
-	        }
-	        else {
-	          bloblessData = this.result;
-	        }
-
-	        // if nothing pending its callback time
-	        if(! --pendingBlobs) {
-	          callback(bloblessData);
-	        }
-	      };
-
-	      fileReader.readAsArrayBuffer(obj); // blob -> arraybuffer
-	    } else if (isArray(obj)) { // handle array
-	      for (var i = 0; i < obj.length; i++) {
-	        _removeBlobs(obj[i], i, obj);
-	      }
-	    } else if (obj && 'object' == typeof obj && !isBuf(obj)) { // and object
-	      for (var key in obj) {
-	        _removeBlobs(obj[key], key, obj);
-	      }
-	    }
-	  }
-
-	  var pendingBlobs = 0;
-	  var bloblessData = data;
-	  _removeBlobs(bloblessData);
-	  if (!pendingBlobs) {
-	    callback(bloblessData);
-	  }
-	};
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 390 */
-/***/ function(module, exports) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {
-	module.exports = isBuf;
-
-	/**
-	 * Returns true if obj is a buffer or an arraybuffer.
-	 *
-	 * @api private
-	 */
-
-	function isBuf(obj) {
-	  return (global.Buffer && global.Buffer.isBuffer(obj)) ||
-	         (global.ArrayBuffer && obj instanceof ArrayBuffer);
-	}
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 391 */
-/***/ function(module, exports, __webpack_require__) {
-
-	
-	/**
-	 * Module dependencies.
-	 */
-
-	var eio = __webpack_require__(392);
-	var Socket = __webpack_require__(417);
-	var Emitter = __webpack_require__(418);
-	var parser = __webpack_require__(383);
-	var on = __webpack_require__(420);
-	var bind = __webpack_require__(421);
-	var debug = __webpack_require__(380)('socket.io-client:manager');
-	var indexOf = __webpack_require__(415);
-	var Backoff = __webpack_require__(423);
-
-	/**
-	 * IE6+ hasOwnProperty
-	 */
-
-	var has = Object.prototype.hasOwnProperty;
-
-	/**
-	 * Module exports
-	 */
-
-	module.exports = Manager;
-
-	/**
-	 * `Manager` constructor.
-	 *
-	 * @param {String} engine instance or engine uri/opts
-	 * @param {Object} options
-	 * @api public
-	 */
-
-	function Manager(uri, opts){
-	  if (!(this instanceof Manager)) return new Manager(uri, opts);
-	  if (uri && ('object' == typeof uri)) {
-	    opts = uri;
-	    uri = undefined;
-	  }
-	  opts = opts || {};
-
-	  opts.path = opts.path || '/socket.io';
-	  this.nsps = {};
-	  this.subs = [];
-	  this.opts = opts;
-	  this.reconnection(opts.reconnection !== false);
-	  this.reconnectionAttempts(opts.reconnectionAttempts || Infinity);
-	  this.reconnectionDelay(opts.reconnectionDelay || 1000);
-	  this.reconnectionDelayMax(opts.reconnectionDelayMax || 5000);
-	  this.randomizationFactor(opts.randomizationFactor || 0.5);
-	  this.backoff = new Backoff({
-	    min: this.reconnectionDelay(),
-	    max: this.reconnectionDelayMax(),
-	    jitter: this.randomizationFactor()
-	  });
-	  this.timeout(null == opts.timeout ? 20000 : opts.timeout);
-	  this.readyState = 'closed';
-	  this.uri = uri;
-	  this.connecting = [];
-	  this.lastPing = null;
-	  this.encoding = false;
-	  this.packetBuffer = [];
-	  this.encoder = new parser.Encoder();
-	  this.decoder = new parser.Decoder();
-	  this.autoConnect = opts.autoConnect !== false;
-	  if (this.autoConnect) this.open();
-	}
-
-	/**
-	 * Propagate given event to sockets and emit on `this`
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.emitAll = function() {
-	  this.emit.apply(this, arguments);
-	  for (var nsp in this.nsps) {
-	    if (has.call(this.nsps, nsp)) {
-	      this.nsps[nsp].emit.apply(this.nsps[nsp], arguments);
-	    }
-	  }
-	};
-
-	/**
-	 * Update `socket.id` of all sockets
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.updateSocketIds = function(){
-	  for (var nsp in this.nsps) {
-	    if (has.call(this.nsps, nsp)) {
-	      this.nsps[nsp].id = this.engine.id;
-	    }
-	  }
-	};
-
-	/**
-	 * Mix in `Emitter`.
-	 */
-
-	Emitter(Manager.prototype);
-
-	/**
-	 * Sets the `reconnection` config.
-	 *
-	 * @param {Boolean} true/false if it should automatically reconnect
-	 * @return {Manager} self or value
-	 * @api public
-	 */
-
-	Manager.prototype.reconnection = function(v){
-	  if (!arguments.length) return this._reconnection;
-	  this._reconnection = !!v;
-	  return this;
-	};
-
-	/**
-	 * Sets the reconnection attempts config.
-	 *
-	 * @param {Number} max reconnection attempts before giving up
-	 * @return {Manager} self or value
-	 * @api public
-	 */
-
-	Manager.prototype.reconnectionAttempts = function(v){
-	  if (!arguments.length) return this._reconnectionAttempts;
-	  this._reconnectionAttempts = v;
-	  return this;
-	};
-
-	/**
-	 * Sets the delay between reconnections.
-	 *
-	 * @param {Number} delay
-	 * @return {Manager} self or value
-	 * @api public
-	 */
-
-	Manager.prototype.reconnectionDelay = function(v){
-	  if (!arguments.length) return this._reconnectionDelay;
-	  this._reconnectionDelay = v;
-	  this.backoff && this.backoff.setMin(v);
-	  return this;
-	};
-
-	Manager.prototype.randomizationFactor = function(v){
-	  if (!arguments.length) return this._randomizationFactor;
-	  this._randomizationFactor = v;
-	  this.backoff && this.backoff.setJitter(v);
-	  return this;
-	};
-
-	/**
-	 * Sets the maximum delay between reconnections.
-	 *
-	 * @param {Number} delay
-	 * @return {Manager} self or value
-	 * @api public
-	 */
-
-	Manager.prototype.reconnectionDelayMax = function(v){
-	  if (!arguments.length) return this._reconnectionDelayMax;
-	  this._reconnectionDelayMax = v;
-	  this.backoff && this.backoff.setMax(v);
-	  return this;
-	};
-
-	/**
-	 * Sets the connection timeout. `false` to disable
-	 *
-	 * @return {Manager} self or value
-	 * @api public
-	 */
-
-	Manager.prototype.timeout = function(v){
-	  if (!arguments.length) return this._timeout;
-	  this._timeout = v;
-	  return this;
-	};
-
-	/**
-	 * Starts trying to reconnect if reconnection is enabled and we have not
-	 * started reconnecting yet
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.maybeReconnectOnOpen = function() {
-	  // Only try to reconnect if it's the first time we're connecting
-	  if (!this.reconnecting && this._reconnection && this.backoff.attempts === 0) {
-	    // keeps reconnection from firing twice for the same reconnection loop
-	    this.reconnect();
-	  }
-	};
-
-
-	/**
-	 * Sets the current transport `socket`.
-	 *
-	 * @param {Function} optional, callback
-	 * @return {Manager} self
-	 * @api public
-	 */
-
-	Manager.prototype.open =
-	Manager.prototype.connect = function(fn){
-	  debug('readyState %s', this.readyState);
-	  if (~this.readyState.indexOf('open')) return this;
-
-	  debug('opening %s', this.uri);
-	  this.engine = eio(this.uri, this.opts);
-	  var socket = this.engine;
-	  var self = this;
-	  this.readyState = 'opening';
-	  this.skipReconnect = false;
-
-	  // emit `open`
-	  var openSub = on(socket, 'open', function() {
-	    self.onopen();
-	    fn && fn();
-	  });
-
-	  // emit `connect_error`
-	  var errorSub = on(socket, 'error', function(data){
-	    debug('connect_error');
-	    self.cleanup();
-	    self.readyState = 'closed';
-	    self.emitAll('connect_error', data);
-	    if (fn) {
-	      var err = new Error('Connection error');
-	      err.data = data;
-	      fn(err);
-	    } else {
-	      // Only do this if there is no fn to handle the error
-	      self.maybeReconnectOnOpen();
-	    }
-	  });
-
-	  // emit `connect_timeout`
-	  if (false !== this._timeout) {
-	    var timeout = this._timeout;
-	    debug('connect attempt will timeout after %d', timeout);
-
-	    // set timer
-	    var timer = setTimeout(function(){
-	      debug('connect attempt timed out after %d', timeout);
-	      openSub.destroy();
-	      socket.close();
-	      socket.emit('error', 'timeout');
-	      self.emitAll('connect_timeout', timeout);
-	    }, timeout);
-
-	    this.subs.push({
-	      destroy: function(){
-	        clearTimeout(timer);
-	      }
-	    });
-	  }
-
-	  this.subs.push(openSub);
-	  this.subs.push(errorSub);
-
-	  return this;
-	};
-
-	/**
-	 * Called upon transport open.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.onopen = function(){
-	  debug('open');
-
-	  // clear old subs
-	  this.cleanup();
-
-	  // mark as open
-	  this.readyState = 'open';
-	  this.emit('open');
-
-	  // add new subs
-	  var socket = this.engine;
-	  this.subs.push(on(socket, 'data', bind(this, 'ondata')));
-	  this.subs.push(on(socket, 'ping', bind(this, 'onping')));
-	  this.subs.push(on(socket, 'pong', bind(this, 'onpong')));
-	  this.subs.push(on(socket, 'error', bind(this, 'onerror')));
-	  this.subs.push(on(socket, 'close', bind(this, 'onclose')));
-	  this.subs.push(on(this.decoder, 'decoded', bind(this, 'ondecoded')));
-	};
-
-	/**
-	 * Called upon a ping.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.onping = function(){
-	  this.lastPing = new Date;
-	  this.emitAll('ping');
-	};
-
-	/**
-	 * Called upon a packet.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.onpong = function(){
-	  this.emitAll('pong', new Date - this.lastPing);
-	};
-
-	/**
-	 * Called with data.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.ondata = function(data){
-	  this.decoder.add(data);
-	};
-
-	/**
-	 * Called when parser fully decodes a packet.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.ondecoded = function(packet) {
-	  this.emit('packet', packet);
-	};
-
-	/**
-	 * Called upon socket error.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.onerror = function(err){
-	  debug('error', err);
-	  this.emitAll('error', err);
-	};
-
-	/**
-	 * Creates a new socket for the given `nsp`.
-	 *
-	 * @return {Socket}
-	 * @api public
-	 */
-
-	Manager.prototype.socket = function(nsp){
-	  var socket = this.nsps[nsp];
-	  if (!socket) {
-	    socket = new Socket(this, nsp);
-	    this.nsps[nsp] = socket;
-	    var self = this;
-	    socket.on('connecting', onConnecting);
-	    socket.on('connect', function(){
-	      socket.id = self.engine.id;
-	    });
-
-	    if (this.autoConnect) {
-	      // manually call here since connecting evnet is fired before listening
-	      onConnecting();
-	    }
-	  }
-
-	  function onConnecting() {
-	    if (!~indexOf(self.connecting, socket)) {
-	      self.connecting.push(socket);
-	    }
-	  }
-
-	  return socket;
-	};
-
-	/**
-	 * Called upon a socket close.
-	 *
-	 * @param {Socket} socket
-	 */
-
-	Manager.prototype.destroy = function(socket){
-	  var index = indexOf(this.connecting, socket);
-	  if (~index) this.connecting.splice(index, 1);
-	  if (this.connecting.length) return;
-
-	  this.close();
-	};
-
-	/**
-	 * Writes a packet.
-	 *
-	 * @param {Object} packet
-	 * @api private
-	 */
-
-	Manager.prototype.packet = function(packet){
-	  debug('writing packet %j', packet);
-	  var self = this;
-
-	  if (!self.encoding) {
-	    // encode, then write to engine with result
-	    self.encoding = true;
-	    this.encoder.encode(packet, function(encodedPackets) {
-	      for (var i = 0; i < encodedPackets.length; i++) {
-	        self.engine.write(encodedPackets[i], packet.options);
-	      }
-	      self.encoding = false;
-	      self.processPacketQueue();
-	    });
-	  } else { // add packet to the queue
-	    self.packetBuffer.push(packet);
-	  }
-	};
-
-	/**
-	 * If packet buffer is non-empty, begins encoding the
-	 * next packet in line.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.processPacketQueue = function() {
-	  if (this.packetBuffer.length > 0 && !this.encoding) {
-	    var pack = this.packetBuffer.shift();
-	    this.packet(pack);
-	  }
-	};
-
-	/**
-	 * Clean up transport subscriptions and packet buffer.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.cleanup = function(){
-	  debug('cleanup');
-
-	  var sub;
-	  while (sub = this.subs.shift()) sub.destroy();
-
-	  this.packetBuffer = [];
-	  this.encoding = false;
-	  this.lastPing = null;
-
-	  this.decoder.destroy();
-	};
-
-	/**
-	 * Close the current socket.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.close =
-	Manager.prototype.disconnect = function(){
-	  debug('disconnect');
-	  this.skipReconnect = true;
-	  this.reconnecting = false;
-	  if ('opening' == this.readyState) {
-	    // `onclose` will not fire because
-	    // an open event never happened
-	    this.cleanup();
-	  }
-	  this.backoff.reset();
-	  this.readyState = 'closed';
-	  if (this.engine) this.engine.close();
-	};
-
-	/**
-	 * Called upon engine close.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.onclose = function(reason){
-	  debug('onclose');
-
-	  this.cleanup();
-	  this.backoff.reset();
-	  this.readyState = 'closed';
-	  this.emit('close', reason);
-
-	  if (this._reconnection && !this.skipReconnect) {
-	    this.reconnect();
-	  }
-	};
-
-	/**
-	 * Attempt a reconnection.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.reconnect = function(){
-	  if (this.reconnecting || this.skipReconnect) return this;
-
-	  var self = this;
-
-	  if (this.backoff.attempts >= this._reconnectionAttempts) {
-	    debug('reconnect failed');
-	    this.backoff.reset();
-	    this.emitAll('reconnect_failed');
-	    this.reconnecting = false;
-	  } else {
-	    var delay = this.backoff.duration();
-	    debug('will wait %dms before reconnect attempt', delay);
-
-	    this.reconnecting = true;
-	    var timer = setTimeout(function(){
-	      if (self.skipReconnect) return;
-
-	      debug('attempting reconnect');
-	      self.emitAll('reconnect_attempt', self.backoff.attempts);
-	      self.emitAll('reconnecting', self.backoff.attempts);
-
-	      // check again for the case socket closed in above events
-	      if (self.skipReconnect) return;
-
-	      self.open(function(err){
-	        if (err) {
-	          debug('reconnect attempt error');
-	          self.reconnecting = false;
-	          self.reconnect();
-	          self.emitAll('reconnect_error', err.data);
-	        } else {
-	          debug('reconnect success');
-	          self.onreconnect();
-	        }
-	      });
-	    }, delay);
-
-	    this.subs.push({
-	      destroy: function(){
-	        clearTimeout(timer);
-	      }
-	    });
-	  }
-	};
-
-	/**
-	 * Called upon successful reconnect.
-	 *
-	 * @api private
-	 */
-
-	Manager.prototype.onreconnect = function(){
-	  var attempt = this.backoff.attempts;
-	  this.reconnecting = false;
-	  this.backoff.reset();
-	  this.updateSocketIds();
-	  this.emitAll('reconnect', attempt);
-	};
-
-
-/***/ },
-/* 392 */
-/***/ function(module, exports, __webpack_require__) {
-
-	
-	module.exports =  __webpack_require__(393);
-
-
-/***/ },
-/* 393 */
-/***/ function(module, exports, __webpack_require__) {
-
-	
-	module.exports = __webpack_require__(394);
-
-	/**
-	 * Exports parser
-	 *
-	 * @api public
-	 *
-	 */
-	module.exports.parser = __webpack_require__(401);
-
-
-/***/ },
-/* 394 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {/**
-	 * Module dependencies.
-	 */
-
-	var transports = __webpack_require__(395);
-	var Emitter = __webpack_require__(388);
-	var debug = __webpack_require__(380)('engine.io-client:socket');
-	var index = __webpack_require__(415);
-	var parser = __webpack_require__(401);
-	var parseuri = __webpack_require__(379);
-	var parsejson = __webpack_require__(416);
-	var parseqs = __webpack_require__(409);
-
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = Socket;
-
-	/**
-	 * Noop function.
-	 *
-	 * @api private
-	 */
-
-	function noop(){}
-
-	/**
-	 * Socket constructor.
-	 *
-	 * @param {String|Object} uri or options
-	 * @param {Object} options
-	 * @api public
-	 */
-
-	function Socket(uri, opts){
-	  if (!(this instanceof Socket)) return new Socket(uri, opts);
-
-	  opts = opts || {};
-
-	  if (uri && 'object' == typeof uri) {
-	    opts = uri;
-	    uri = null;
-	  }
-
-	  if (uri) {
-	    uri = parseuri(uri);
-	    opts.hostname = uri.host;
-	    opts.secure = uri.protocol == 'https' || uri.protocol == 'wss';
-	    opts.port = uri.port;
-	    if (uri.query) opts.query = uri.query;
-	  } else if (opts.host) {
-	    opts.hostname = parseuri(opts.host).host;
-	  }
-
-	  this.secure = null != opts.secure ? opts.secure :
-	    (global.location && 'https:' == location.protocol);
-
-	  if (opts.hostname && !opts.port) {
-	    // if no port is specified manually, use the protocol default
-	    opts.port = this.secure ? '443' : '80';
-	  }
-
-	  this.agent = opts.agent || false;
-	  this.hostname = opts.hostname ||
-	    (global.location ? location.hostname : 'localhost');
-	  this.port = opts.port || (global.location && location.port ?
-	       location.port :
-	       (this.secure ? 443 : 80));
-	  this.query = opts.query || {};
-	  if ('string' == typeof this.query) this.query = parseqs.decode(this.query);
-	  this.upgrade = false !== opts.upgrade;
-	  this.path = (opts.path || '/engine.io').replace(/\/$/, '') + '/';
-	  this.forceJSONP = !!opts.forceJSONP;
-	  this.jsonp = false !== opts.jsonp;
-	  this.forceBase64 = !!opts.forceBase64;
-	  this.enablesXDR = !!opts.enablesXDR;
-	  this.timestampParam = opts.timestampParam || 't';
-	  this.timestampRequests = opts.timestampRequests;
-	  this.transports = opts.transports || ['polling', 'websocket'];
-	  this.readyState = '';
-	  this.writeBuffer = [];
-	  this.policyPort = opts.policyPort || 843;
-	  this.rememberUpgrade = opts.rememberUpgrade || false;
-	  this.binaryType = null;
-	  this.onlyBinaryUpgrades = opts.onlyBinaryUpgrades;
-	  this.perMessageDeflate = false !== opts.perMessageDeflate ? (opts.perMessageDeflate || {}) : false;
-
-	  if (true === this.perMessageDeflate) this.perMessageDeflate = {};
-	  if (this.perMessageDeflate && null == this.perMessageDeflate.threshold) {
-	    this.perMessageDeflate.threshold = 1024;
-	  }
-
-	  // SSL options for Node.js client
-	  this.pfx = opts.pfx || null;
-	  this.key = opts.key || null;
-	  this.passphrase = opts.passphrase || null;
-	  this.cert = opts.cert || null;
-	  this.ca = opts.ca || null;
-	  this.ciphers = opts.ciphers || null;
-	  this.rejectUnauthorized = opts.rejectUnauthorized === undefined ? true : opts.rejectUnauthorized;
-
-	  // other options for Node.js client
-	  var freeGlobal = typeof global == 'object' && global;
-	  if (freeGlobal.global === freeGlobal) {
-	    if (opts.extraHeaders && Object.keys(opts.extraHeaders).length > 0) {
-	      this.extraHeaders = opts.extraHeaders;
-	    }
-	  }
-
-	  this.open();
-	}
-
-	Socket.priorWebsocketSuccess = false;
-
-	/**
-	 * Mix in `Emitter`.
-	 */
-
-	Emitter(Socket.prototype);
-
-	/**
-	 * Protocol version.
-	 *
-	 * @api public
-	 */
-
-	Socket.protocol = parser.protocol; // this is an int
-
-	/**
-	 * Expose deps for legacy compatibility
-	 * and standalone browser access.
-	 */
-
-	Socket.Socket = Socket;
-	Socket.Transport = __webpack_require__(400);
-	Socket.transports = __webpack_require__(395);
-	Socket.parser = __webpack_require__(401);
-
-	/**
-	 * Creates transport of the given type.
-	 *
-	 * @param {String} transport name
-	 * @return {Transport}
-	 * @api private
-	 */
-
-	Socket.prototype.createTransport = function (name) {
-	  debug('creating transport "%s"', name);
-	  var query = clone(this.query);
-
-	  // append engine.io protocol identifier
-	  query.EIO = parser.protocol;
-
-	  // transport name
-	  query.transport = name;
-
-	  // session id if we already have one
-	  if (this.id) query.sid = this.id;
-
-	  var transport = new transports[name]({
-	    agent: this.agent,
-	    hostname: this.hostname,
-	    port: this.port,
-	    secure: this.secure,
-	    path: this.path,
-	    query: query,
-	    forceJSONP: this.forceJSONP,
-	    jsonp: this.jsonp,
-	    forceBase64: this.forceBase64,
-	    enablesXDR: this.enablesXDR,
-	    timestampRequests: this.timestampRequests,
-	    timestampParam: this.timestampParam,
-	    policyPort: this.policyPort,
-	    socket: this,
-	    pfx: this.pfx,
-	    key: this.key,
-	    passphrase: this.passphrase,
-	    cert: this.cert,
-	    ca: this.ca,
-	    ciphers: this.ciphers,
-	    rejectUnauthorized: this.rejectUnauthorized,
-	    perMessageDeflate: this.perMessageDeflate,
-	    extraHeaders: this.extraHeaders
-	  });
-
-	  return transport;
-	};
-
-	function clone (obj) {
-	  var o = {};
-	  for (var i in obj) {
-	    if (obj.hasOwnProperty(i)) {
-	      o[i] = obj[i];
-	    }
-	  }
-	  return o;
-	}
-
-	/**
-	 * Initializes transport to use and starts probe.
-	 *
-	 * @api private
-	 */
-	Socket.prototype.open = function () {
-	  var transport;
-	  if (this.rememberUpgrade && Socket.priorWebsocketSuccess && this.transports.indexOf('websocket') != -1) {
-	    transport = 'websocket';
-	  } else if (0 === this.transports.length) {
-	    // Emit error on next tick so it can be listened to
-	    var self = this;
-	    setTimeout(function() {
-	      self.emit('error', 'No transports available');
-	    }, 0);
-	    return;
-	  } else {
-	    transport = this.transports[0];
-	  }
-	  this.readyState = 'opening';
-
-	  // Retry with the next transport if the transport is disabled (jsonp: false)
-	  try {
-	    transport = this.createTransport(transport);
-	  } catch (e) {
-	    this.transports.shift();
-	    this.open();
-	    return;
-	  }
-
-	  transport.open();
-	  this.setTransport(transport);
-	};
-
-	/**
-	 * Sets the current transport. Disables the existing one (if any).
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.setTransport = function(transport){
-	  debug('setting transport %s', transport.name);
-	  var self = this;
-
-	  if (this.transport) {
-	    debug('clearing existing transport %s', this.transport.name);
-	    this.transport.removeAllListeners();
-	  }
-
-	  // set up transport
-	  this.transport = transport;
-
-	  // set up transport listeners
-	  transport
-	  .on('drain', function(){
-	    self.onDrain();
-	  })
-	  .on('packet', function(packet){
-	    self.onPacket(packet);
-	  })
-	  .on('error', function(e){
-	    self.onError(e);
-	  })
-	  .on('close', function(){
-	    self.onClose('transport close');
-	  });
-	};
-
-	/**
-	 * Probes a transport.
-	 *
-	 * @param {String} transport name
-	 * @api private
-	 */
-
-	Socket.prototype.probe = function (name) {
-	  debug('probing transport "%s"', name);
-	  var transport = this.createTransport(name, { probe: 1 })
-	    , failed = false
-	    , self = this;
-
-	  Socket.priorWebsocketSuccess = false;
-
-	  function onTransportOpen(){
-	    if (self.onlyBinaryUpgrades) {
-	      var upgradeLosesBinary = !this.supportsBinary && self.transport.supportsBinary;
-	      failed = failed || upgradeLosesBinary;
-	    }
-	    if (failed) return;
-
-	    debug('probe transport "%s" opened', name);
-	    transport.send([{ type: 'ping', data: 'probe' }]);
-	    transport.once('packet', function (msg) {
-	      if (failed) return;
-	      if ('pong' == msg.type && 'probe' == msg.data) {
-	        debug('probe transport "%s" pong', name);
-	        self.upgrading = true;
-	        self.emit('upgrading', transport);
-	        if (!transport) return;
-	        Socket.priorWebsocketSuccess = 'websocket' == transport.name;
-
-	        debug('pausing current transport "%s"', self.transport.name);
-	        self.transport.pause(function () {
-	          if (failed) return;
-	          if ('closed' == self.readyState) return;
-	          debug('changing transport and sending upgrade packet');
-
-	          cleanup();
-
-	          self.setTransport(transport);
-	          transport.send([{ type: 'upgrade' }]);
-	          self.emit('upgrade', transport);
-	          transport = null;
-	          self.upgrading = false;
-	          self.flush();
-	        });
-	      } else {
-	        debug('probe transport "%s" failed', name);
-	        var err = new Error('probe error');
-	        err.transport = transport.name;
-	        self.emit('upgradeError', err);
-	      }
-	    });
-	  }
-
-	  function freezeTransport() {
-	    if (failed) return;
-
-	    // Any callback called by transport should be ignored since now
-	    failed = true;
-
-	    cleanup();
-
-	    transport.close();
-	    transport = null;
-	  }
-
-	  //Handle any error that happens while probing
-	  function onerror(err) {
-	    var error = new Error('probe error: ' + err);
-	    error.transport = transport.name;
-
-	    freezeTransport();
-
-	    debug('probe transport "%s" failed because of error: %s', name, err);
-
-	    self.emit('upgradeError', error);
-	  }
-
-	  function onTransportClose(){
-	    onerror("transport closed");
-	  }
-
-	  //When the socket is closed while we're probing
-	  function onclose(){
-	    onerror("socket closed");
-	  }
-
-	  //When the socket is upgraded while we're probing
-	  function onupgrade(to){
-	    if (transport && to.name != transport.name) {
-	      debug('"%s" works - aborting "%s"', to.name, transport.name);
-	      freezeTransport();
-	    }
-	  }
-
-	  //Remove all listeners on the transport and on self
-	  function cleanup(){
-	    transport.removeListener('open', onTransportOpen);
-	    transport.removeListener('error', onerror);
-	    transport.removeListener('close', onTransportClose);
-	    self.removeListener('close', onclose);
-	    self.removeListener('upgrading', onupgrade);
-	  }
-
-	  transport.once('open', onTransportOpen);
-	  transport.once('error', onerror);
-	  transport.once('close', onTransportClose);
-
-	  this.once('close', onclose);
-	  this.once('upgrading', onupgrade);
-
-	  transport.open();
-
-	};
-
-	/**
-	 * Called when connection is deemed open.
-	 *
-	 * @api public
-	 */
-
-	Socket.prototype.onOpen = function () {
-	  debug('socket open');
-	  this.readyState = 'open';
-	  Socket.priorWebsocketSuccess = 'websocket' == this.transport.name;
-	  this.emit('open');
-	  this.flush();
-
-	  // we check for `readyState` in case an `open`
-	  // listener already closed the socket
-	  if ('open' == this.readyState && this.upgrade && this.transport.pause) {
-	    debug('starting upgrade probes');
-	    for (var i = 0, l = this.upgrades.length; i < l; i++) {
-	      this.probe(this.upgrades[i]);
-	    }
-	  }
-	};
-
-	/**
-	 * Handles a packet.
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.onPacket = function (packet) {
-	  if ('opening' == this.readyState || 'open' == this.readyState) {
-	    debug('socket receive: type "%s", data "%s"', packet.type, packet.data);
-
-	    this.emit('packet', packet);
-
-	    // Socket is live - any packet counts
-	    this.emit('heartbeat');
-
-	    switch (packet.type) {
-	      case 'open':
-	        this.onHandshake(parsejson(packet.data));
-	        break;
-
-	      case 'pong':
-	        this.setPing();
-	        this.emit('pong');
-	        break;
-
-	      case 'error':
-	        var err = new Error('server error');
-	        err.code = packet.data;
-	        this.onError(err);
-	        break;
-
-	      case 'message':
-	        this.emit('data', packet.data);
-	        this.emit('message', packet.data);
-	        break;
-	    }
-	  } else {
-	    debug('packet received with socket readyState "%s"', this.readyState);
-	  }
-	};
-
-	/**
-	 * Called upon handshake completion.
-	 *
-	 * @param {Object} handshake obj
-	 * @api private
-	 */
-
-	Socket.prototype.onHandshake = function (data) {
-	  this.emit('handshake', data);
-	  this.id = data.sid;
-	  this.transport.query.sid = data.sid;
-	  this.upgrades = this.filterUpgrades(data.upgrades);
-	  this.pingInterval = data.pingInterval;
-	  this.pingTimeout = data.pingTimeout;
-	  this.onOpen();
-	  // In case open handler closes socket
-	  if  ('closed' == this.readyState) return;
-	  this.setPing();
-
-	  // Prolong liveness of socket on heartbeat
-	  this.removeListener('heartbeat', this.onHeartbeat);
-	  this.on('heartbeat', this.onHeartbeat);
-	};
-
-	/**
-	 * Resets ping timeout.
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.onHeartbeat = function (timeout) {
-	  clearTimeout(this.pingTimeoutTimer);
-	  var self = this;
-	  self.pingTimeoutTimer = setTimeout(function () {
-	    if ('closed' == self.readyState) return;
-	    self.onClose('ping timeout');
-	  }, timeout || (self.pingInterval + self.pingTimeout));
-	};
-
-	/**
-	 * Pings server every `this.pingInterval` and expects response
-	 * within `this.pingTimeout` or closes connection.
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.setPing = function () {
-	  var self = this;
-	  clearTimeout(self.pingIntervalTimer);
-	  self.pingIntervalTimer = setTimeout(function () {
-	    debug('writing ping packet - expecting pong within %sms', self.pingTimeout);
-	    self.ping();
-	    self.onHeartbeat(self.pingTimeout);
-	  }, self.pingInterval);
-	};
-
-	/**
-	* Sends a ping packet.
-	*
-	* @api private
-	*/
-
-	Socket.prototype.ping = function () {
-	  var self = this;
-	  this.sendPacket('ping', function(){
-	    self.emit('ping');
-	  });
-	};
-
-	/**
-	 * Called on `drain` event
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.onDrain = function() {
-	  this.writeBuffer.splice(0, this.prevBufferLen);
-
-	  // setting prevBufferLen = 0 is very important
-	  // for example, when upgrading, upgrade packet is sent over,
-	  // and a nonzero prevBufferLen could cause problems on `drain`
-	  this.prevBufferLen = 0;
-
-	  if (0 === this.writeBuffer.length) {
-	    this.emit('drain');
-	  } else {
-	    this.flush();
-	  }
-	};
-
-	/**
-	 * Flush write buffers.
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.flush = function () {
-	  if ('closed' != this.readyState && this.transport.writable &&
-	    !this.upgrading && this.writeBuffer.length) {
-	    debug('flushing %d packets in socket', this.writeBuffer.length);
-	    this.transport.send(this.writeBuffer);
-	    // keep track of current length of writeBuffer
-	    // splice writeBuffer and callbackBuffer on `drain`
-	    this.prevBufferLen = this.writeBuffer.length;
-	    this.emit('flush');
-	  }
-	};
-
-	/**
-	 * Sends a message.
-	 *
-	 * @param {String} message.
-	 * @param {Function} callback function.
-	 * @param {Object} options.
-	 * @return {Socket} for chaining.
-	 * @api public
-	 */
-
-	Socket.prototype.write =
-	Socket.prototype.send = function (msg, options, fn) {
-	  this.sendPacket('message', msg, options, fn);
-	  return this;
-	};
-
-	/**
-	 * Sends a packet.
-	 *
-	 * @param {String} packet type.
-	 * @param {String} data.
-	 * @param {Object} options.
-	 * @param {Function} callback function.
-	 * @api private
-	 */
-
-	Socket.prototype.sendPacket = function (type, data, options, fn) {
-	  if('function' == typeof data) {
-	    fn = data;
-	    data = undefined;
-	  }
-
-	  if ('function' == typeof options) {
-	    fn = options;
-	    options = null;
-	  }
-
-	  if ('closing' == this.readyState || 'closed' == this.readyState) {
-	    return;
-	  }
-
-	  options = options || {};
-	  options.compress = false !== options.compress;
-
-	  var packet = {
-	    type: type,
-	    data: data,
-	    options: options
-	  };
-	  this.emit('packetCreate', packet);
-	  this.writeBuffer.push(packet);
-	  if (fn) this.once('flush', fn);
-	  this.flush();
-	};
-
-	/**
-	 * Closes the connection.
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.close = function () {
-	  if ('opening' == this.readyState || 'open' == this.readyState) {
-	    this.readyState = 'closing';
-
-	    var self = this;
-
-	    if (this.writeBuffer.length) {
-	      this.once('drain', function() {
-	        if (this.upgrading) {
-	          waitForUpgrade();
-	        } else {
-	          close();
-	        }
-	      });
-	    } else if (this.upgrading) {
-	      waitForUpgrade();
-	    } else {
-	      close();
-	    }
-	  }
-
-	  function close() {
-	    self.onClose('forced close');
-	    debug('socket closing - telling transport to close');
-	    self.transport.close();
-	  }
-
-	  function cleanupAndClose() {
-	    self.removeListener('upgrade', cleanupAndClose);
-	    self.removeListener('upgradeError', cleanupAndClose);
-	    close();
-	  }
-
-	  function waitForUpgrade() {
-	    // wait for upgrade to finish since we can't send packets while pausing a transport
-	    self.once('upgrade', cleanupAndClose);
-	    self.once('upgradeError', cleanupAndClose);
-	  }
-
-	  return this;
-	};
-
-	/**
-	 * Called upon transport error
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.onError = function (err) {
-	  debug('socket error %j', err);
-	  Socket.priorWebsocketSuccess = false;
-	  this.emit('error', err);
-	  this.onClose('transport error', err);
-	};
-
-	/**
-	 * Called upon transport close.
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.onClose = function (reason, desc) {
-	  if ('opening' == this.readyState || 'open' == this.readyState || 'closing' == this.readyState) {
-	    debug('socket close with reason: "%s"', reason);
-	    var self = this;
-
-	    // clear timers
-	    clearTimeout(this.pingIntervalTimer);
-	    clearTimeout(this.pingTimeoutTimer);
-
-	    // stop event from firing again for transport
-	    this.transport.removeAllListeners('close');
-
-	    // ensure transport won't stay open
-	    this.transport.close();
-
-	    // ignore further transport communication
-	    this.transport.removeAllListeners();
-
-	    // set ready state
-	    this.readyState = 'closed';
-
-	    // clear session id
-	    this.id = null;
-
-	    // emit close event
-	    this.emit('close', reason, desc);
-
-	    // clean buffers after, so users can still
-	    // grab the buffers on `close` event
-	    self.writeBuffer = [];
-	    self.prevBufferLen = 0;
-	  }
-	};
-
-	/**
-	 * Filters upgrades, returning only those matching client transports.
-	 *
-	 * @param {Array} server upgrades
-	 * @api private
-	 *
-	 */
-
-	Socket.prototype.filterUpgrades = function (upgrades) {
-	  var filteredUpgrades = [];
-	  for (var i = 0, j = upgrades.length; i<j; i++) {
-	    if (~index(this.transports, upgrades[i])) filteredUpgrades.push(upgrades[i]);
-	  }
-	  return filteredUpgrades;
-	};
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 395 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {/**
-	 * Module dependencies
-	 */
-
-	var XMLHttpRequest = __webpack_require__(396);
-	var XHR = __webpack_require__(398);
-	var JSONP = __webpack_require__(412);
-	var websocket = __webpack_require__(413);
-
-	/**
-	 * Export transports.
-	 */
-
-	exports.polling = polling;
-	exports.websocket = websocket;
-
-	/**
-	 * Polling transport polymorphic constructor.
-	 * Decides on xhr vs jsonp based on feature detection.
-	 *
-	 * @api private
-	 */
-
-	function polling(opts){
-	  var xhr;
-	  var xd = false;
-	  var xs = false;
-	  var jsonp = false !== opts.jsonp;
-
-	  if (global.location) {
-	    var isSSL = 'https:' == location.protocol;
-	    var port = location.port;
-
-	    // some user agents have empty `location.port`
-	    if (!port) {
-	      port = isSSL ? 443 : 80;
-	    }
-
-	    xd = opts.hostname != location.hostname || port != opts.port;
-	    xs = opts.secure != isSSL;
-	  }
-
-	  opts.xdomain = xd;
-	  opts.xscheme = xs;
-	  xhr = new XMLHttpRequest(opts);
-
-	  if ('open' in xhr && !opts.forceJSONP) {
-	    return new XHR(opts);
-	  } else {
-	    if (!jsonp) throw new Error('JSONP disabled');
-	    return new JSONP(opts);
-	  }
-	}
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 396 */
-/***/ function(module, exports, __webpack_require__) {
-
-	// browser shim for xmlhttprequest module
-	var hasCORS = __webpack_require__(397);
-
-	module.exports = function(opts) {
-	  var xdomain = opts.xdomain;
-
-	  // scheme must be same when usign XDomainRequest
-	  // http://blogs.msdn.com/b/ieinternals/archive/2010/05/13/xdomainrequest-restrictions-limitations-and-workarounds.aspx
-	  var xscheme = opts.xscheme;
-
-	  // XDomainRequest has a flow of not sending cookie, therefore it should be disabled as a default.
-	  // https://github.com/Automattic/engine.io-client/pull/217
-	  var enablesXDR = opts.enablesXDR;
-
-	  // XMLHttpRequest can be disabled on IE
-	  try {
-	    if ('undefined' != typeof XMLHttpRequest && (!xdomain || hasCORS)) {
-	      return new XMLHttpRequest();
-	    }
-	  } catch (e) { }
-
-	  // Use XDomainRequest for IE8 if enablesXDR is true
-	  // because loading bar keeps flashing when using jsonp-polling
-	  // https://github.com/yujiosaka/socke.io-ie8-loading-example
-	  try {
-	    if ('undefined' != typeof XDomainRequest && !xscheme && enablesXDR) {
-	      return new XDomainRequest();
-	    }
-	  } catch (e) { }
-
-	  if (!xdomain) {
-	    try {
-	      return new ActiveXObject('Microsoft.XMLHTTP');
-	    } catch(e) { }
-	  }
-	}
-
-
-/***/ },
-/* 397 */
-/***/ function(module, exports) {
-
-	
-	/**
-	 * Module exports.
-	 *
-	 * Logic borrowed from Modernizr:
-	 *
-	 *   - https://github.com/Modernizr/Modernizr/blob/master/feature-detects/cors.js
-	 */
-
-	try {
-	  module.exports = typeof XMLHttpRequest !== 'undefined' &&
-	    'withCredentials' in new XMLHttpRequest();
-	} catch (err) {
-	  // if XMLHttp support is disabled in IE then it will throw
-	  // when trying to create
-	  module.exports = false;
-	}
-
-
-/***/ },
-/* 398 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {/**
-	 * Module requirements.
-	 */
-
-	var XMLHttpRequest = __webpack_require__(396);
-	var Polling = __webpack_require__(399);
-	var Emitter = __webpack_require__(388);
-	var inherit = __webpack_require__(410);
-	var debug = __webpack_require__(380)('engine.io-client:polling-xhr');
-
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = XHR;
-	module.exports.Request = Request;
-
-	/**
-	 * Empty function
-	 */
-
-	function empty(){}
-
-	/**
-	 * XHR Polling constructor.
-	 *
-	 * @param {Object} opts
-	 * @api public
-	 */
-
-	function XHR(opts){
-	  Polling.call(this, opts);
-
-	  if (global.location) {
-	    var isSSL = 'https:' == location.protocol;
-	    var port = location.port;
-
-	    // some user agents have empty `location.port`
-	    if (!port) {
-	      port = isSSL ? 443 : 80;
-	    }
-
-	    this.xd = opts.hostname != global.location.hostname ||
-	      port != opts.port;
-	    this.xs = opts.secure != isSSL;
-	  } else {
-	    this.extraHeaders = opts.extraHeaders;
-	  }
-	}
-
-	/**
-	 * Inherits from Polling.
-	 */
-
-	inherit(XHR, Polling);
-
-	/**
-	 * XHR supports binary
-	 */
-
-	XHR.prototype.supportsBinary = true;
-
-	/**
-	 * Creates a request.
-	 *
-	 * @param {String} method
-	 * @api private
-	 */
-
-	XHR.prototype.request = function(opts){
-	  opts = opts || {};
-	  opts.uri = this.uri();
-	  opts.xd = this.xd;
-	  opts.xs = this.xs;
-	  opts.agent = this.agent || false;
-	  opts.supportsBinary = this.supportsBinary;
-	  opts.enablesXDR = this.enablesXDR;
-
-	  // SSL options for Node.js client
-	  opts.pfx = this.pfx;
-	  opts.key = this.key;
-	  opts.passphrase = this.passphrase;
-	  opts.cert = this.cert;
-	  opts.ca = this.ca;
-	  opts.ciphers = this.ciphers;
-	  opts.rejectUnauthorized = this.rejectUnauthorized;
-
-	  // other options for Node.js client
-	  opts.extraHeaders = this.extraHeaders;
-
-	  return new Request(opts);
-	};
-
-	/**
-	 * Sends data.
-	 *
-	 * @param {String} data to send.
-	 * @param {Function} called upon flush.
-	 * @api private
-	 */
-
-	XHR.prototype.doWrite = function(data, fn){
-	  var isBinary = typeof data !== 'string' && data !== undefined;
-	  var req = this.request({ method: 'POST', data: data, isBinary: isBinary });
-	  var self = this;
-	  req.on('success', fn);
-	  req.on('error', function(err){
-	    self.onError('xhr post error', err);
-	  });
-	  this.sendXhr = req;
-	};
-
-	/**
-	 * Starts a poll cycle.
-	 *
-	 * @api private
-	 */
-
-	XHR.prototype.doPoll = function(){
-	  debug('xhr poll');
-	  var req = this.request();
-	  var self = this;
-	  req.on('data', function(data){
-	    self.onData(data);
-	  });
-	  req.on('error', function(err){
-	    self.onError('xhr poll error', err);
-	  });
-	  this.pollXhr = req;
-	};
-
-	/**
-	 * Request constructor
-	 *
-	 * @param {Object} options
-	 * @api public
-	 */
-
-	function Request(opts){
-	  this.method = opts.method || 'GET';
-	  this.uri = opts.uri;
-	  this.xd = !!opts.xd;
-	  this.xs = !!opts.xs;
-	  this.async = false !== opts.async;
-	  this.data = undefined != opts.data ? opts.data : null;
-	  this.agent = opts.agent;
-	  this.isBinary = opts.isBinary;
-	  this.supportsBinary = opts.supportsBinary;
-	  this.enablesXDR = opts.enablesXDR;
-
-	  // SSL options for Node.js client
-	  this.pfx = opts.pfx;
-	  this.key = opts.key;
-	  this.passphrase = opts.passphrase;
-	  this.cert = opts.cert;
-	  this.ca = opts.ca;
-	  this.ciphers = opts.ciphers;
-	  this.rejectUnauthorized = opts.rejectUnauthorized;
-
-	  // other options for Node.js client
-	  this.extraHeaders = opts.extraHeaders;
-
-	  this.create();
-	}
-
-	/**
-	 * Mix in `Emitter`.
-	 */
-
-	Emitter(Request.prototype);
-
-	/**
-	 * Creates the XHR object and sends the request.
-	 *
-	 * @api private
-	 */
-
-	Request.prototype.create = function(){
-	  var opts = { agent: this.agent, xdomain: this.xd, xscheme: this.xs, enablesXDR: this.enablesXDR };
-
-	  // SSL options for Node.js client
-	  opts.pfx = this.pfx;
-	  opts.key = this.key;
-	  opts.passphrase = this.passphrase;
-	  opts.cert = this.cert;
-	  opts.ca = this.ca;
-	  opts.ciphers = this.ciphers;
-	  opts.rejectUnauthorized = this.rejectUnauthorized;
-
-	  var xhr = this.xhr = new XMLHttpRequest(opts);
-	  var self = this;
-
-	  try {
-	    debug('xhr open %s: %s', this.method, this.uri);
-	    xhr.open(this.method, this.uri, this.async);
-	    try {
-	      if (this.extraHeaders) {
-	        xhr.setDisableHeaderCheck(true);
-	        for (var i in this.extraHeaders) {
-	          if (this.extraHeaders.hasOwnProperty(i)) {
-	            xhr.setRequestHeader(i, this.extraHeaders[i]);
-	          }
-	        }
-	      }
-	    } catch (e) {}
-	    if (this.supportsBinary) {
-	      // This has to be done after open because Firefox is stupid
-	      // http://stackoverflow.com/questions/13216903/get-binary-data-with-xmlhttprequest-in-a-firefox-extension
-	      xhr.responseType = 'arraybuffer';
-	    }
-
-	    if ('POST' == this.method) {
-	      try {
-	        if (this.isBinary) {
-	          xhr.setRequestHeader('Content-type', 'application/octet-stream');
-	        } else {
-	          xhr.setRequestHeader('Content-type', 'text/plain;charset=UTF-8');
-	        }
-	      } catch (e) {}
-	    }
-
-	    // ie6 check
-	    if ('withCredentials' in xhr) {
-	      xhr.withCredentials = true;
-	    }
-
-	    if (this.hasXDR()) {
-	      xhr.onload = function(){
-	        self.onLoad();
-	      };
-	      xhr.onerror = function(){
-	        self.onError(xhr.responseText);
-	      };
-	    } else {
-	      xhr.onreadystatechange = function(){
-	        if (4 != xhr.readyState) return;
-	        if (200 == xhr.status || 1223 == xhr.status) {
-	          self.onLoad();
-	        } else {
-	          // make sure the `error` event handler that's user-set
-	          // does not throw in the same tick and gets caught here
-	          setTimeout(function(){
-	            self.onError(xhr.status);
-	          }, 0);
-	        }
-	      };
-	    }
-
-	    debug('xhr data %s', this.data);
-	    xhr.send(this.data);
-	  } catch (e) {
-	    // Need to defer since .create() is called directly fhrom the constructor
-	    // and thus the 'error' event can only be only bound *after* this exception
-	    // occurs.  Therefore, also, we cannot throw here at all.
-	    setTimeout(function() {
-	      self.onError(e);
-	    }, 0);
-	    return;
-	  }
-
-	  if (global.document) {
-	    this.index = Request.requestsCount++;
-	    Request.requests[this.index] = this;
-	  }
-	};
-
-	/**
-	 * Called upon successful response.
-	 *
-	 * @api private
-	 */
-
-	Request.prototype.onSuccess = function(){
-	  this.emit('success');
-	  this.cleanup();
-	};
-
-	/**
-	 * Called if we have data.
-	 *
-	 * @api private
-	 */
-
-	Request.prototype.onData = function(data){
-	  this.emit('data', data);
-	  this.onSuccess();
-	};
-
-	/**
-	 * Called upon error.
-	 *
-	 * @api private
-	 */
-
-	Request.prototype.onError = function(err){
-	  this.emit('error', err);
-	  this.cleanup(true);
-	};
-
-	/**
-	 * Cleans up house.
-	 *
-	 * @api private
-	 */
-
-	Request.prototype.cleanup = function(fromError){
-	  if ('undefined' == typeof this.xhr || null === this.xhr) {
-	    return;
-	  }
-	  // xmlhttprequest
-	  if (this.hasXDR()) {
-	    this.xhr.onload = this.xhr.onerror = empty;
-	  } else {
-	    this.xhr.onreadystatechange = empty;
-	  }
-
-	  if (fromError) {
-	    try {
-	      this.xhr.abort();
-	    } catch(e) {}
-	  }
-
-	  if (global.document) {
-	    delete Request.requests[this.index];
-	  }
-
-	  this.xhr = null;
-	};
-
-	/**
-	 * Called upon load.
-	 *
-	 * @api private
-	 */
-
-	Request.prototype.onLoad = function(){
-	  var data;
-	  try {
-	    var contentType;
-	    try {
-	      contentType = this.xhr.getResponseHeader('Content-Type').split(';')[0];
-	    } catch (e) {}
-	    if (contentType === 'application/octet-stream') {
-	      data = this.xhr.response;
-	    } else {
-	      if (!this.supportsBinary) {
-	        data = this.xhr.responseText;
-	      } else {
-	        try {
-	          data = String.fromCharCode.apply(null, new Uint8Array(this.xhr.response));
-	        } catch (e) {
-	          var ui8Arr = new Uint8Array(this.xhr.response);
-	          var dataArray = [];
-	          for (var idx = 0, length = ui8Arr.length; idx < length; idx++) {
-	            dataArray.push(ui8Arr[idx]);
-	          }
-
-	          data = String.fromCharCode.apply(null, dataArray);
-	        }
-	      }
-	    }
-	  } catch (e) {
-	    this.onError(e);
-	  }
-	  if (null != data) {
-	    this.onData(data);
-	  }
-	};
-
-	/**
-	 * Check if it has XDomainRequest.
-	 *
-	 * @api private
-	 */
-
-	Request.prototype.hasXDR = function(){
-	  return 'undefined' !== typeof global.XDomainRequest && !this.xs && this.enablesXDR;
-	};
-
-	/**
-	 * Aborts the request.
-	 *
-	 * @api public
-	 */
-
-	Request.prototype.abort = function(){
-	  this.cleanup();
-	};
-
-	/**
-	 * Aborts pending requests when unloading the window. This is needed to prevent
-	 * memory leaks (e.g. when using IE) and to ensure that no spurious error is
-	 * emitted.
-	 */
-
-	if (global.document) {
-	  Request.requestsCount = 0;
-	  Request.requests = {};
-	  if (global.attachEvent) {
-	    global.attachEvent('onunload', unloadHandler);
-	  } else if (global.addEventListener) {
-	    global.addEventListener('beforeunload', unloadHandler, false);
-	  }
-	}
-
-	function unloadHandler() {
-	  for (var i in Request.requests) {
-	    if (Request.requests.hasOwnProperty(i)) {
-	      Request.requests[i].abort();
-	    }
-	  }
-	}
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 399 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/**
-	 * Module dependencies.
-	 */
-
-	var Transport = __webpack_require__(400);
-	var parseqs = __webpack_require__(409);
-	var parser = __webpack_require__(401);
-	var inherit = __webpack_require__(410);
-	var yeast = __webpack_require__(411);
-	var debug = __webpack_require__(380)('engine.io-client:polling');
-
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = Polling;
-
-	/**
-	 * Is XHR2 supported?
-	 */
-
-	var hasXHR2 = (function() {
-	  var XMLHttpRequest = __webpack_require__(396);
-	  var xhr = new XMLHttpRequest({ xdomain: false });
-	  return null != xhr.responseType;
-	})();
-
-	/**
-	 * Polling interface.
-	 *
-	 * @param {Object} opts
-	 * @api private
-	 */
-
-	function Polling(opts){
-	  var forceBase64 = (opts && opts.forceBase64);
-	  if (!hasXHR2 || forceBase64) {
-	    this.supportsBinary = false;
-	  }
-	  Transport.call(this, opts);
-	}
-
-	/**
-	 * Inherits from Transport.
-	 */
-
-	inherit(Polling, Transport);
-
-	/**
-	 * Transport name.
-	 */
-
-	Polling.prototype.name = 'polling';
-
-	/**
-	 * Opens the socket (triggers polling). We write a PING message to determine
-	 * when the transport is open.
-	 *
-	 * @api private
-	 */
-
-	Polling.prototype.doOpen = function(){
-	  this.poll();
-	};
-
-	/**
-	 * Pauses polling.
-	 *
-	 * @param {Function} callback upon buffers are flushed and transport is paused
-	 * @api private
-	 */
-
-	Polling.prototype.pause = function(onPause){
-	  var pending = 0;
-	  var self = this;
-
-	  this.readyState = 'pausing';
-
-	  function pause(){
-	    debug('paused');
-	    self.readyState = 'paused';
-	    onPause();
-	  }
-
-	  if (this.polling || !this.writable) {
-	    var total = 0;
-
-	    if (this.polling) {
-	      debug('we are currently polling - waiting to pause');
-	      total++;
-	      this.once('pollComplete', function(){
-	        debug('pre-pause polling complete');
-	        --total || pause();
-	      });
-	    }
-
-	    if (!this.writable) {
-	      debug('we are currently writing - waiting to pause');
-	      total++;
-	      this.once('drain', function(){
-	        debug('pre-pause writing complete');
-	        --total || pause();
-	      });
-	    }
-	  } else {
-	    pause();
-	  }
-	};
-
-	/**
-	 * Starts polling cycle.
-	 *
-	 * @api public
-	 */
-
-	Polling.prototype.poll = function(){
-	  debug('polling');
-	  this.polling = true;
-	  this.doPoll();
-	  this.emit('poll');
-	};
-
-	/**
-	 * Overloads onData to detect payloads.
-	 *
-	 * @api private
-	 */
-
-	Polling.prototype.onData = function(data){
-	  var self = this;
-	  debug('polling got data %s', data);
-	  var callback = function(packet, index, total) {
-	    // if its the first message we consider the transport open
-	    if ('opening' == self.readyState) {
-	      self.onOpen();
-	    }
-
-	    // if its a close packet, we close the ongoing requests
-	    if ('close' == packet.type) {
-	      self.onClose();
-	      return false;
-	    }
-
-	    // otherwise bypass onData and handle the message
-	    self.onPacket(packet);
-	  };
-
-	  // decode payload
-	  parser.decodePayload(data, this.socket.binaryType, callback);
-
-	  // if an event did not trigger closing
-	  if ('closed' != this.readyState) {
-	    // if we got data we're not polling
-	    this.polling = false;
-	    this.emit('pollComplete');
-
-	    if ('open' == this.readyState) {
-	      this.poll();
-	    } else {
-	      debug('ignoring poll - transport state "%s"', this.readyState);
-	    }
-	  }
-	};
-
-	/**
-	 * For polling, send a close packet.
-	 *
-	 * @api private
-	 */
-
-	Polling.prototype.doClose = function(){
-	  var self = this;
-
-	  function close(){
-	    debug('writing close packet');
-	    self.write([{ type: 'close' }]);
-	  }
-
-	  if ('open' == this.readyState) {
-	    debug('transport open - closing');
-	    close();
-	  } else {
-	    // in case we're trying to close while
-	    // handshaking is in progress (GH-164)
-	    debug('transport not open - deferring close');
-	    this.once('open', close);
-	  }
-	};
-
-	/**
-	 * Writes a packets payload.
-	 *
-	 * @param {Array} data packets
-	 * @param {Function} drain callback
-	 * @api private
-	 */
-
-	Polling.prototype.write = function(packets){
-	  var self = this;
-	  this.writable = false;
-	  var callbackfn = function() {
-	    self.writable = true;
-	    self.emit('drain');
-	  };
-
-	  var self = this;
-	  parser.encodePayload(packets, this.supportsBinary, function(data) {
-	    self.doWrite(data, callbackfn);
-	  });
-	};
-
-	/**
-	 * Generates uri for connection.
-	 *
-	 * @api private
-	 */
-
-	Polling.prototype.uri = function(){
-	  var query = this.query || {};
-	  var schema = this.secure ? 'https' : 'http';
-	  var port = '';
-
-	  // cache busting is forced
-	  if (false !== this.timestampRequests) {
-	    query[this.timestampParam] = yeast();
-	  }
-
-	  if (!this.supportsBinary && !query.sid) {
-	    query.b64 = 1;
-	  }
-
-	  query = parseqs.encode(query);
-
-	  // avoid port if default for schema
-	  if (this.port && (('https' == schema && this.port != 443) ||
-	     ('http' == schema && this.port != 80))) {
-	    port = ':' + this.port;
-	  }
-
-	  // prepend ? to query
-	  if (query.length) {
-	    query = '?' + query;
-	  }
-
-	  var ipv6 = this.hostname.indexOf(':') !== -1;
-	  return schema + '://' + (ipv6 ? '[' + this.hostname + ']' : this.hostname) + port + this.path + query;
-	};
-
-
-/***/ },
-/* 400 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/**
-	 * Module dependencies.
-	 */
-
-	var parser = __webpack_require__(401);
-	var Emitter = __webpack_require__(388);
-
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = Transport;
-
-	/**
-	 * Transport abstract constructor.
-	 *
-	 * @param {Object} options.
-	 * @api private
-	 */
-
-	function Transport (opts) {
-	  this.path = opts.path;
-	  this.hostname = opts.hostname;
-	  this.port = opts.port;
-	  this.secure = opts.secure;
-	  this.query = opts.query;
-	  this.timestampParam = opts.timestampParam;
-	  this.timestampRequests = opts.timestampRequests;
-	  this.readyState = '';
-	  this.agent = opts.agent || false;
-	  this.socket = opts.socket;
-	  this.enablesXDR = opts.enablesXDR;
-
-	  // SSL options for Node.js client
-	  this.pfx = opts.pfx;
-	  this.key = opts.key;
-	  this.passphrase = opts.passphrase;
-	  this.cert = opts.cert;
-	  this.ca = opts.ca;
-	  this.ciphers = opts.ciphers;
-	  this.rejectUnauthorized = opts.rejectUnauthorized;
-
-	  // other options for Node.js client
-	  this.extraHeaders = opts.extraHeaders;
-	}
-
-	/**
-	 * Mix in `Emitter`.
-	 */
-
-	Emitter(Transport.prototype);
-
-	/**
-	 * Emits an error.
-	 *
-	 * @param {String} str
-	 * @return {Transport} for chaining
-	 * @api public
-	 */
-
-	Transport.prototype.onError = function (msg, desc) {
-	  var err = new Error(msg);
-	  err.type = 'TransportError';
-	  err.description = desc;
-	  this.emit('error', err);
-	  return this;
-	};
-
-	/**
-	 * Opens the transport.
-	 *
-	 * @api public
-	 */
-
-	Transport.prototype.open = function () {
-	  if ('closed' == this.readyState || '' == this.readyState) {
-	    this.readyState = 'opening';
-	    this.doOpen();
-	  }
-
-	  return this;
-	};
-
-	/**
-	 * Closes the transport.
-	 *
-	 * @api private
-	 */
-
-	Transport.prototype.close = function () {
-	  if ('opening' == this.readyState || 'open' == this.readyState) {
-	    this.doClose();
-	    this.onClose();
-	  }
-
-	  return this;
-	};
-
-	/**
-	 * Sends multiple packets.
-	 *
-	 * @param {Array} packets
-	 * @api private
-	 */
-
-	Transport.prototype.send = function(packets){
-	  if ('open' == this.readyState) {
-	    this.write(packets);
-	  } else {
-	    throw new Error('Transport not open');
-	  }
-	};
-
-	/**
-	 * Called upon open
-	 *
-	 * @api private
-	 */
-
-	Transport.prototype.onOpen = function () {
-	  this.readyState = 'open';
-	  this.writable = true;
-	  this.emit('open');
-	};
-
-	/**
-	 * Called with data.
-	 *
-	 * @param {String} data
-	 * @api private
-	 */
-
-	Transport.prototype.onData = function(data){
-	  var packet = parser.decodePacket(data, this.socket.binaryType);
-	  this.onPacket(packet);
-	};
-
-	/**
-	 * Called with a decoded packet.
-	 */
-
-	Transport.prototype.onPacket = function (packet) {
-	  this.emit('packet', packet);
-	};
-
-	/**
-	 * Called upon close.
-	 *
-	 * @api private
-	 */
-
-	Transport.prototype.onClose = function () {
-	  this.readyState = 'closed';
-	  this.emit('close');
-	};
-
-
-/***/ },
-/* 401 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {/**
-	 * Module dependencies.
-	 */
-
-	var keys = __webpack_require__(402);
-	var hasBinary = __webpack_require__(403);
-	var sliceBuffer = __webpack_require__(404);
-	var base64encoder = __webpack_require__(405);
-	var after = __webpack_require__(406);
-	var utf8 = __webpack_require__(407);
-
-	/**
-	 * Check if we are running an android browser. That requires us to use
-	 * ArrayBuffer with polling transports...
-	 *
-	 * http://ghinda.net/jpeg-blob-ajax-android/
-	 */
-
-	var isAndroid = navigator.userAgent.match(/Android/i);
-
-	/**
-	 * Check if we are running in PhantomJS.
-	 * Uploading a Blob with PhantomJS does not work correctly, as reported here:
-	 * https://github.com/ariya/phantomjs/issues/11395
-	 * @type boolean
-	 */
-	var isPhantomJS = /PhantomJS/i.test(navigator.userAgent);
-
-	/**
-	 * When true, avoids using Blobs to encode payloads.
-	 * @type boolean
-	 */
-	var dontSendBlobs = isAndroid || isPhantomJS;
-
-	/**
-	 * Current protocol version.
-	 */
-
-	exports.protocol = 3;
-
-	/**
-	 * Packet types.
-	 */
-
-	var packets = exports.packets = {
-	    open:     0    // non-ws
-	  , close:    1    // non-ws
-	  , ping:     2
-	  , pong:     3
-	  , message:  4
-	  , upgrade:  5
-	  , noop:     6
-	};
-
-	var packetslist = keys(packets);
-
-	/**
-	 * Premade error packet.
-	 */
-
-	var err = { type: 'error', data: 'parser error' };
-
-	/**
-	 * Create a blob api even for blob builder when vendor prefixes exist
-	 */
-
-	var Blob = __webpack_require__(408);
-
-	/**
-	 * Encodes a packet.
-	 *
-	 *     <packet type id> [ <data> ]
-	 *
-	 * Example:
-	 *
-	 *     5hello world
-	 *     3
-	 *     4
-	 *
-	 * Binary is encoded in an identical principle
-	 *
-	 * @api private
-	 */
-
-	exports.encodePacket = function (packet, supportsBinary, utf8encode, callback) {
-	  if ('function' == typeof supportsBinary) {
-	    callback = supportsBinary;
-	    supportsBinary = false;
-	  }
-
-	  if ('function' == typeof utf8encode) {
-	    callback = utf8encode;
-	    utf8encode = null;
-	  }
-
-	  var data = (packet.data === undefined)
-	    ? undefined
-	    : packet.data.buffer || packet.data;
-
-	  if (global.ArrayBuffer && data instanceof ArrayBuffer) {
-	    return encodeArrayBuffer(packet, supportsBinary, callback);
-	  } else if (Blob && data instanceof global.Blob) {
-	    return encodeBlob(packet, supportsBinary, callback);
-	  }
-
-	  // might be an object with { base64: true, data: dataAsBase64String }
-	  if (data && data.base64) {
-	    return encodeBase64Object(packet, callback);
-	  }
-
-	  // Sending data as a utf-8 string
-	  var encoded = packets[packet.type];
-
-	  // data fragment is optional
-	  if (undefined !== packet.data) {
-	    encoded += utf8encode ? utf8.encode(String(packet.data)) : String(packet.data);
-	  }
-
-	  return callback('' + encoded);
-
-	};
-
-	function encodeBase64Object(packet, callback) {
-	  // packet data is an object { base64: true, data: dataAsBase64String }
-	  var message = 'b' + exports.packets[packet.type] + packet.data.data;
-	  return callback(message);
-	}
-
-	/**
-	 * Encode packet helpers for binary types
-	 */
-
-	function encodeArrayBuffer(packet, supportsBinary, callback) {
-	  if (!supportsBinary) {
-	    return exports.encodeBase64Packet(packet, callback);
-	  }
-
-	  var data = packet.data;
-	  var contentArray = new Uint8Array(data);
-	  var resultBuffer = new Uint8Array(1 + data.byteLength);
-
-	  resultBuffer[0] = packets[packet.type];
-	  for (var i = 0; i < contentArray.length; i++) {
-	    resultBuffer[i+1] = contentArray[i];
-	  }
-
-	  return callback(resultBuffer.buffer);
-	}
-
-	function encodeBlobAsArrayBuffer(packet, supportsBinary, callback) {
-	  if (!supportsBinary) {
-	    return exports.encodeBase64Packet(packet, callback);
-	  }
-
-	  var fr = new FileReader();
-	  fr.onload = function() {
-	    packet.data = fr.result;
-	    exports.encodePacket(packet, supportsBinary, true, callback);
-	  };
-	  return fr.readAsArrayBuffer(packet.data);
-	}
-
-	function encodeBlob(packet, supportsBinary, callback) {
-	  if (!supportsBinary) {
-	    return exports.encodeBase64Packet(packet, callback);
-	  }
-
-	  if (dontSendBlobs) {
-	    return encodeBlobAsArrayBuffer(packet, supportsBinary, callback);
-	  }
-
-	  var length = new Uint8Array(1);
-	  length[0] = packets[packet.type];
-	  var blob = new Blob([length.buffer, packet.data]);
-
-	  return callback(blob);
-	}
-
-	/**
-	 * Encodes a packet with binary data in a base64 string
-	 *
-	 * @param {Object} packet, has `type` and `data`
-	 * @return {String} base64 encoded message
-	 */
-
-	exports.encodeBase64Packet = function(packet, callback) {
-	  var message = 'b' + exports.packets[packet.type];
-	  if (Blob && packet.data instanceof global.Blob) {
-	    var fr = new FileReader();
-	    fr.onload = function() {
-	      var b64 = fr.result.split(',')[1];
-	      callback(message + b64);
-	    };
-	    return fr.readAsDataURL(packet.data);
-	  }
-
-	  var b64data;
-	  try {
-	    b64data = String.fromCharCode.apply(null, new Uint8Array(packet.data));
-	  } catch (e) {
-	    // iPhone Safari doesn't let you apply with typed arrays
-	    var typed = new Uint8Array(packet.data);
-	    var basic = new Array(typed.length);
-	    for (var i = 0; i < typed.length; i++) {
-	      basic[i] = typed[i];
-	    }
-	    b64data = String.fromCharCode.apply(null, basic);
-	  }
-	  message += global.btoa(b64data);
-	  return callback(message);
-	};
-
-	/**
-	 * Decodes a packet. Changes format to Blob if requested.
-	 *
-	 * @return {Object} with `type` and `data` (if any)
-	 * @api private
-	 */
-
-	exports.decodePacket = function (data, binaryType, utf8decode) {
-	  // String data
-	  if (typeof data == 'string' || data === undefined) {
-	    if (data.charAt(0) == 'b') {
-	      return exports.decodeBase64Packet(data.substr(1), binaryType);
-	    }
-
-	    if (utf8decode) {
-	      try {
-	        data = utf8.decode(data);
-	      } catch (e) {
-	        return err;
-	      }
-	    }
-	    var type = data.charAt(0);
-
-	    if (Number(type) != type || !packetslist[type]) {
-	      return err;
-	    }
-
-	    if (data.length > 1) {
-	      return { type: packetslist[type], data: data.substring(1) };
-	    } else {
-	      return { type: packetslist[type] };
-	    }
-	  }
-
-	  var asArray = new Uint8Array(data);
-	  var type = asArray[0];
-	  var rest = sliceBuffer(data, 1);
-	  if (Blob && binaryType === 'blob') {
-	    rest = new Blob([rest]);
-	  }
-	  return { type: packetslist[type], data: rest };
-	};
-
-	/**
-	 * Decodes a packet encoded in a base64 string
-	 *
-	 * @param {String} base64 encoded message
-	 * @return {Object} with `type` and `data` (if any)
-	 */
-
-	exports.decodeBase64Packet = function(msg, binaryType) {
-	  var type = packetslist[msg.charAt(0)];
-	  if (!global.ArrayBuffer) {
-	    return { type: type, data: { base64: true, data: msg.substr(1) } };
-	  }
-
-	  var data = base64encoder.decode(msg.substr(1));
-
-	  if (binaryType === 'blob' && Blob) {
-	    data = new Blob([data]);
-	  }
-
-	  return { type: type, data: data };
-	};
-
-	/**
-	 * Encodes multiple messages (payload).
-	 *
-	 *     <length>:data
-	 *
-	 * Example:
-	 *
-	 *     11:hello world2:hi
-	 *
-	 * If any contents are binary, they will be encoded as base64 strings. Base64
-	 * encoded strings are marked with a b before the length specifier
-	 *
-	 * @param {Array} packets
-	 * @api private
-	 */
-
-	exports.encodePayload = function (packets, supportsBinary, callback) {
-	  if (typeof supportsBinary == 'function') {
-	    callback = supportsBinary;
-	    supportsBinary = null;
-	  }
-
-	  var isBinary = hasBinary(packets);
-
-	  if (supportsBinary && isBinary) {
-	    if (Blob && !dontSendBlobs) {
-	      return exports.encodePayloadAsBlob(packets, callback);
-	    }
-
-	    return exports.encodePayloadAsArrayBuffer(packets, callback);
-	  }
-
-	  if (!packets.length) {
-	    return callback('0:');
-	  }
-
-	  function setLengthHeader(message) {
-	    return message.length + ':' + message;
-	  }
-
-	  function encodeOne(packet, doneCallback) {
-	    exports.encodePacket(packet, !isBinary ? false : supportsBinary, true, function(message) {
-	      doneCallback(null, setLengthHeader(message));
-	    });
-	  }
-
-	  map(packets, encodeOne, function(err, results) {
-	    return callback(results.join(''));
-	  });
-	};
-
-	/**
-	 * Async array map using after
-	 */
-
-	function map(ary, each, done) {
-	  var result = new Array(ary.length);
-	  var next = after(ary.length, done);
-
-	  var eachWithIndex = function(i, el, cb) {
-	    each(el, function(error, msg) {
-	      result[i] = msg;
-	      cb(error, result);
-	    });
-	  };
-
-	  for (var i = 0; i < ary.length; i++) {
-	    eachWithIndex(i, ary[i], next);
-	  }
-	}
-
-	/*
-	 * Decodes data when a payload is maybe expected. Possible binary contents are
-	 * decoded from their base64 representation
-	 *
-	 * @param {String} data, callback method
-	 * @api public
-	 */
-
-	exports.decodePayload = function (data, binaryType, callback) {
-	  if (typeof data != 'string') {
-	    return exports.decodePayloadAsBinary(data, binaryType, callback);
-	  }
-
-	  if (typeof binaryType === 'function') {
-	    callback = binaryType;
-	    binaryType = null;
-	  }
-
-	  var packet;
-	  if (data == '') {
-	    // parser error - ignoring payload
-	    return callback(err, 0, 1);
-	  }
-
-	  var length = ''
-	    , n, msg;
-
-	  for (var i = 0, l = data.length; i < l; i++) {
-	    var chr = data.charAt(i);
-
-	    if (':' != chr) {
-	      length += chr;
-	    } else {
-	      if ('' == length || (length != (n = Number(length)))) {
-	        // parser error - ignoring payload
-	        return callback(err, 0, 1);
-	      }
-
-	      msg = data.substr(i + 1, n);
-
-	      if (length != msg.length) {
-	        // parser error - ignoring payload
-	        return callback(err, 0, 1);
-	      }
-
-	      if (msg.length) {
-	        packet = exports.decodePacket(msg, binaryType, true);
-
-	        if (err.type == packet.type && err.data == packet.data) {
-	          // parser error in individual packet - ignoring payload
-	          return callback(err, 0, 1);
-	        }
-
-	        var ret = callback(packet, i + n, l);
-	        if (false === ret) return;
-	      }
-
-	      // advance cursor
-	      i += n;
-	      length = '';
-	    }
-	  }
-
-	  if (length != '') {
-	    // parser error - ignoring payload
-	    return callback(err, 0, 1);
-	  }
-
-	};
-
-	/**
-	 * Encodes multiple messages (payload) as binary.
-	 *
-	 * <1 = binary, 0 = string><number from 0-9><number from 0-9>[...]<number
-	 * 255><data>
-	 *
-	 * Example:
-	 * 1 3 255 1 2 3, if the binary contents are interpreted as 8 bit integers
-	 *
-	 * @param {Array} packets
-	 * @return {ArrayBuffer} encoded payload
-	 * @api private
-	 */
-
-	exports.encodePayloadAsArrayBuffer = function(packets, callback) {
-	  if (!packets.length) {
-	    return callback(new ArrayBuffer(0));
-	  }
-
-	  function encodeOne(packet, doneCallback) {
-	    exports.encodePacket(packet, true, true, function(data) {
-	      return doneCallback(null, data);
-	    });
-	  }
-
-	  map(packets, encodeOne, function(err, encodedPackets) {
-	    var totalLength = encodedPackets.reduce(function(acc, p) {
-	      var len;
-	      if (typeof p === 'string'){
-	        len = p.length;
-	      } else {
-	        len = p.byteLength;
-	      }
-	      return acc + len.toString().length + len + 2; // string/binary identifier + separator = 2
-	    }, 0);
-
-	    var resultArray = new Uint8Array(totalLength);
-
-	    var bufferIndex = 0;
-	    encodedPackets.forEach(function(p) {
-	      var isString = typeof p === 'string';
-	      var ab = p;
-	      if (isString) {
-	        var view = new Uint8Array(p.length);
-	        for (var i = 0; i < p.length; i++) {
-	          view[i] = p.charCodeAt(i);
-	        }
-	        ab = view.buffer;
-	      }
-
-	      if (isString) { // not true binary
-	        resultArray[bufferIndex++] = 0;
-	      } else { // true binary
-	        resultArray[bufferIndex++] = 1;
-	      }
-
-	      var lenStr = ab.byteLength.toString();
-	      for (var i = 0; i < lenStr.length; i++) {
-	        resultArray[bufferIndex++] = parseInt(lenStr[i]);
-	      }
-	      resultArray[bufferIndex++] = 255;
-
-	      var view = new Uint8Array(ab);
-	      for (var i = 0; i < view.length; i++) {
-	        resultArray[bufferIndex++] = view[i];
-	      }
-	    });
-
-	    return callback(resultArray.buffer);
-	  });
-	};
-
-	/**
-	 * Encode as Blob
-	 */
-
-	exports.encodePayloadAsBlob = function(packets, callback) {
-	  function encodeOne(packet, doneCallback) {
-	    exports.encodePacket(packet, true, true, function(encoded) {
-	      var binaryIdentifier = new Uint8Array(1);
-	      binaryIdentifier[0] = 1;
-	      if (typeof encoded === 'string') {
-	        var view = new Uint8Array(encoded.length);
-	        for (var i = 0; i < encoded.length; i++) {
-	          view[i] = encoded.charCodeAt(i);
-	        }
-	        encoded = view.buffer;
-	        binaryIdentifier[0] = 0;
-	      }
-
-	      var len = (encoded instanceof ArrayBuffer)
-	        ? encoded.byteLength
-	        : encoded.size;
-
-	      var lenStr = len.toString();
-	      var lengthAry = new Uint8Array(lenStr.length + 1);
-	      for (var i = 0; i < lenStr.length; i++) {
-	        lengthAry[i] = parseInt(lenStr[i]);
-	      }
-	      lengthAry[lenStr.length] = 255;
-
-	      if (Blob) {
-	        var blob = new Blob([binaryIdentifier.buffer, lengthAry.buffer, encoded]);
-	        doneCallback(null, blob);
-	      }
-	    });
-	  }
-
-	  map(packets, encodeOne, function(err, results) {
-	    return callback(new Blob(results));
-	  });
-	};
-
-	/*
-	 * Decodes data when a payload is maybe expected. Strings are decoded by
-	 * interpreting each byte as a key code for entries marked to start with 0. See
-	 * description of encodePayloadAsBinary
-	 *
-	 * @param {ArrayBuffer} data, callback method
-	 * @api public
-	 */
-
-	exports.decodePayloadAsBinary = function (data, binaryType, callback) {
-	  if (typeof binaryType === 'function') {
-	    callback = binaryType;
-	    binaryType = null;
-	  }
-
-	  var bufferTail = data;
-	  var buffers = [];
-
-	  var numberTooLong = false;
-	  while (bufferTail.byteLength > 0) {
-	    var tailArray = new Uint8Array(bufferTail);
-	    var isString = tailArray[0] === 0;
-	    var msgLength = '';
-
-	    for (var i = 1; ; i++) {
-	      if (tailArray[i] == 255) break;
-
-	      if (msgLength.length > 310) {
-	        numberTooLong = true;
-	        break;
-	      }
-
-	      msgLength += tailArray[i];
-	    }
-
-	    if(numberTooLong) return callback(err, 0, 1);
-
-	    bufferTail = sliceBuffer(bufferTail, 2 + msgLength.length);
-	    msgLength = parseInt(msgLength);
-
-	    var msg = sliceBuffer(bufferTail, 0, msgLength);
-	    if (isString) {
-	      try {
-	        msg = String.fromCharCode.apply(null, new Uint8Array(msg));
-	      } catch (e) {
-	        // iPhone Safari doesn't let you apply to typed arrays
-	        var typed = new Uint8Array(msg);
-	        msg = '';
-	        for (var i = 0; i < typed.length; i++) {
-	          msg += String.fromCharCode(typed[i]);
-	        }
-	      }
-	    }
-
-	    buffers.push(msg);
-	    bufferTail = sliceBuffer(bufferTail, msgLength);
-	  }
-
-	  var total = buffers.length;
-	  buffers.forEach(function(buffer, i) {
-	    callback(exports.decodePacket(buffer, binaryType, true), i, total);
-	  });
-	};
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 402 */
-/***/ function(module, exports) {
-
-	
-	/**
-	 * Gets the keys for an object.
-	 *
-	 * @return {Array} keys
-	 * @api private
-	 */
-
-	module.exports = Object.keys || function keys (obj){
-	  var arr = [];
-	  var has = Object.prototype.hasOwnProperty;
-
-	  for (var i in obj) {
-	    if (has.call(obj, i)) {
-	      arr.push(i);
-	    }
-	  }
-	  return arr;
-	};
-
-
-/***/ },
-/* 403 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {
-	/*
-	 * Module requirements.
-	 */
-
-	var isArray = __webpack_require__(387);
-
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = hasBinary;
-
-	/**
-	 * Checks for binary data.
-	 *
-	 * Right now only Buffer and ArrayBuffer are supported..
-	 *
-	 * @param {Object} anything
-	 * @api public
-	 */
-
-	function hasBinary(data) {
-
-	  function _hasBinary(obj) {
-	    if (!obj) return false;
-
-	    if ( (global.Buffer && global.Buffer.isBuffer(obj)) ||
-	         (global.ArrayBuffer && obj instanceof ArrayBuffer) ||
-	         (global.Blob && obj instanceof Blob) ||
-	         (global.File && obj instanceof File)
-	        ) {
-	      return true;
-	    }
-
-	    if (isArray(obj)) {
-	      for (var i = 0; i < obj.length; i++) {
-	          if (_hasBinary(obj[i])) {
-	              return true;
-	          }
-	      }
-	    } else if (obj && 'object' == typeof obj) {
-	      if (obj.toJSON) {
-	        obj = obj.toJSON();
-	      }
-
-	      for (var key in obj) {
-	        if (Object.prototype.hasOwnProperty.call(obj, key) && _hasBinary(obj[key])) {
-	          return true;
-	        }
-	      }
-	    }
-
-	    return false;
-	  }
-
-	  return _hasBinary(data);
-	}
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 404 */
-/***/ function(module, exports) {
-
-	/**
-	 * An abstraction for slicing an arraybuffer even when
-	 * ArrayBuffer.prototype.slice is not supported
-	 *
-	 * @api public
-	 */
-
-	module.exports = function(arraybuffer, start, end) {
-	  var bytes = arraybuffer.byteLength;
-	  start = start || 0;
-	  end = end || bytes;
-
-	  if (arraybuffer.slice) { return arraybuffer.slice(start, end); }
-
-	  if (start < 0) { start += bytes; }
-	  if (end < 0) { end += bytes; }
-	  if (end > bytes) { end = bytes; }
-
-	  if (start >= bytes || start >= end || bytes === 0) {
-	    return new ArrayBuffer(0);
-	  }
-
-	  var abv = new Uint8Array(arraybuffer);
-	  var result = new Uint8Array(end - start);
-	  for (var i = start, ii = 0; i < end; i++, ii++) {
-	    result[ii] = abv[i];
-	  }
-	  return result.buffer;
-	};
-
-
-/***/ },
-/* 405 */
-/***/ function(module, exports) {
-
-	/*
-	 * base64-arraybuffer
-	 * https://github.com/niklasvh/base64-arraybuffer
-	 *
-	 * Copyright (c) 2012 Niklas von Hertzen
-	 * Licensed under the MIT license.
-	 */
-	(function(chars){
-	  "use strict";
-
-	  exports.encode = function(arraybuffer) {
-	    var bytes = new Uint8Array(arraybuffer),
-	    i, len = bytes.length, base64 = "";
-
-	    for (i = 0; i < len; i+=3) {
-	      base64 += chars[bytes[i] >> 2];
-	      base64 += chars[((bytes[i] & 3) << 4) | (bytes[i + 1] >> 4)];
-	      base64 += chars[((bytes[i + 1] & 15) << 2) | (bytes[i + 2] >> 6)];
-	      base64 += chars[bytes[i + 2] & 63];
-	    }
-
-	    if ((len % 3) === 2) {
-	      base64 = base64.substring(0, base64.length - 1) + "=";
-	    } else if (len % 3 === 1) {
-	      base64 = base64.substring(0, base64.length - 2) + "==";
-	    }
-
-	    return base64;
-	  };
-
-	  exports.decode =  function(base64) {
-	    var bufferLength = base64.length * 0.75,
-	    len = base64.length, i, p = 0,
-	    encoded1, encoded2, encoded3, encoded4;
-
-	    if (base64[base64.length - 1] === "=") {
-	      bufferLength--;
-	      if (base64[base64.length - 2] === "=") {
-	        bufferLength--;
-	      }
-	    }
-
-	    var arraybuffer = new ArrayBuffer(bufferLength),
-	    bytes = new Uint8Array(arraybuffer);
-
-	    for (i = 0; i < len; i+=4) {
-	      encoded1 = chars.indexOf(base64[i]);
-	      encoded2 = chars.indexOf(base64[i+1]);
-	      encoded3 = chars.indexOf(base64[i+2]);
-	      encoded4 = chars.indexOf(base64[i+3]);
-
-	      bytes[p++] = (encoded1 << 2) | (encoded2 >> 4);
-	      bytes[p++] = ((encoded2 & 15) << 4) | (encoded3 >> 2);
-	      bytes[p++] = ((encoded3 & 3) << 6) | (encoded4 & 63);
-	    }
-
-	    return arraybuffer;
-	  };
-	})("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
-
-
-/***/ },
-/* 406 */
-/***/ function(module, exports) {
-
-	module.exports = after
-
-	function after(count, callback, err_cb) {
-	    var bail = false
-	    err_cb = err_cb || noop
-	    proxy.count = count
-
-	    return (count === 0) ? callback() : proxy
-
-	    function proxy(err, result) {
-	        if (proxy.count <= 0) {
-	            throw new Error('after called too many times')
-	        }
-	        --proxy.count
-
-	        // after first error, rest are passed to err_cb
-	        if (err) {
-	            bail = true
-	            callback(err)
-	            // future error callbacks will go to error handler
-	            callback = err_cb
-	        } else if (proxy.count === 0 && !bail) {
-	            callback(null, result)
-	        }
-	    }
-	}
-
-	function noop() {}
-
-
-/***/ },
-/* 407 */
-/***/ function(module, exports, __webpack_require__) {
-
-	var __WEBPACK_AMD_DEFINE_RESULT__;/* WEBPACK VAR INJECTION */(function(module, global) {/*! https://mths.be/utf8js v2.0.0 by @mathias */
-	;(function(root) {
-
-		// Detect free variables `exports`
-		var freeExports = typeof exports == 'object' && exports;
-
-		// Detect free variable `module`
-		var freeModule = typeof module == 'object' && module &&
-			module.exports == freeExports && module;
-
-		// Detect free variable `global`, from Node.js or Browserified code,
-		// and use it as `root`
-		var freeGlobal = typeof global == 'object' && global;
-		if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) {
-			root = freeGlobal;
-		}
-
-		/*--------------------------------------------------------------------------*/
-
-		var stringFromCharCode = String.fromCharCode;
-
-		// Taken from https://mths.be/punycode
-		function ucs2decode(string) {
-			var output = [];
-			var counter = 0;
-			var length = string.length;
-			var value;
-			var extra;
-			while (counter < length) {
-				value = string.charCodeAt(counter++);
-				if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
-					// high surrogate, and there is a next character
-					extra = string.charCodeAt(counter++);
-					if ((extra & 0xFC00) == 0xDC00) { // low surrogate
-						output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
-					} else {
-						// unmatched surrogate; only append this code unit, in case the next
-						// code unit is the high surrogate of a surrogate pair
-						output.push(value);
-						counter--;
-					}
-				} else {
-					output.push(value);
-				}
-			}
-			return output;
-		}
-
-		// Taken from https://mths.be/punycode
-		function ucs2encode(array) {
-			var length = array.length;
-			var index = -1;
-			var value;
-			var output = '';
-			while (++index < length) {
-				value = array[index];
-				if (value > 0xFFFF) {
-					value -= 0x10000;
-					output += stringFromCharCode(value >>> 10 & 0x3FF | 0xD800);
-					value = 0xDC00 | value & 0x3FF;
-				}
-				output += stringFromCharCode(value);
-			}
-			return output;
-		}
-
-		function checkScalarValue(codePoint) {
-			if (codePoint >= 0xD800 && codePoint <= 0xDFFF) {
-				throw Error(
-					'Lone surrogate U+' + codePoint.toString(16).toUpperCase() +
-					' is not a scalar value'
-				);
-			}
-		}
-		/*--------------------------------------------------------------------------*/
-
-		function createByte(codePoint, shift) {
-			return stringFromCharCode(((codePoint >> shift) & 0x3F) | 0x80);
-		}
-
-		function encodeCodePoint(codePoint) {
-			if ((codePoint & 0xFFFFFF80) == 0) { // 1-byte sequence
-				return stringFromCharCode(codePoint);
-			}
-			var symbol = '';
-			if ((codePoint & 0xFFFFF800) == 0) { // 2-byte sequence
-				symbol = stringFromCharCode(((codePoint >> 6) & 0x1F) | 0xC0);
-			}
-			else if ((codePoint & 0xFFFF0000) == 0) { // 3-byte sequence
-				checkScalarValue(codePoint);
-				symbol = stringFromCharCode(((codePoint >> 12) & 0x0F) | 0xE0);
-				symbol += createByte(codePoint, 6);
-			}
-			else if ((codePoint & 0xFFE00000) == 0) { // 4-byte sequence
-				symbol = stringFromCharCode(((codePoint >> 18) & 0x07) | 0xF0);
-				symbol += createByte(codePoint, 12);
-				symbol += createByte(codePoint, 6);
-			}
-			symbol += stringFromCharCode((codePoint & 0x3F) | 0x80);
-			return symbol;
-		}
-
-		function utf8encode(string) {
-			var codePoints = ucs2decode(string);
-			var length = codePoints.length;
-			var index = -1;
-			var codePoint;
-			var byteString = '';
-			while (++index < length) {
-				codePoint = codePoints[index];
-				byteString += encodeCodePoint(codePoint);
-			}
-			return byteString;
-		}
-
-		/*--------------------------------------------------------------------------*/
-
-		function readContinuationByte() {
-			if (byteIndex >= byteCount) {
-				throw Error('Invalid byte index');
-			}
-
-			var continuationByte = byteArray[byteIndex] & 0xFF;
-			byteIndex++;
-
-			if ((continuationByte & 0xC0) == 0x80) {
-				return continuationByte & 0x3F;
-			}
-
-			// If we end up here, it’s not a continuation byte
-			throw Error('Invalid continuation byte');
-		}
-
-		function decodeSymbol() {
-			var byte1;
-			var byte2;
-			var byte3;
-			var byte4;
-			var codePoint;
-
-			if (byteIndex > byteCount) {
-				throw Error('Invalid byte index');
-			}
-
-			if (byteIndex == byteCount) {
-				return false;
-			}
-
-			// Read first byte
-			byte1 = byteArray[byteIndex] & 0xFF;
-			byteIndex++;
-
-			// 1-byte sequence (no continuation bytes)
-			if ((byte1 & 0x80) == 0) {
-				return byte1;
-			}
-
-			// 2-byte sequence
-			if ((byte1 & 0xE0) == 0xC0) {
-				var byte2 = readContinuationByte();
-				codePoint = ((byte1 & 0x1F) << 6) | byte2;
-				if (codePoint >= 0x80) {
-					return codePoint;
-				} else {
-					throw Error('Invalid continuation byte');
-				}
-			}
-
-			// 3-byte sequence (may include unpaired surrogates)
-			if ((byte1 & 0xF0) == 0xE0) {
-				byte2 = readContinuationByte();
-				byte3 = readContinuationByte();
-				codePoint = ((byte1 & 0x0F) << 12) | (byte2 << 6) | byte3;
-				if (codePoint >= 0x0800) {
-					checkScalarValue(codePoint);
-					return codePoint;
-				} else {
-					throw Error('Invalid continuation byte');
-				}
-			}
-
-			// 4-byte sequence
-			if ((byte1 & 0xF8) == 0xF0) {
-				byte2 = readContinuationByte();
-				byte3 = readContinuationByte();
-				byte4 = readContinuationByte();
-				codePoint = ((byte1 & 0x0F) << 0x12) | (byte2 << 0x0C) |
-					(byte3 << 0x06) | byte4;
-				if (codePoint >= 0x010000 && codePoint <= 0x10FFFF) {
-					return codePoint;
-				}
-			}
-
-			throw Error('Invalid UTF-8 detected');
-		}
-
-		var byteArray;
-		var byteCount;
-		var byteIndex;
-		function utf8decode(byteString) {
-			byteArray = ucs2decode(byteString);
-			byteCount = byteArray.length;
-			byteIndex = 0;
-			var codePoints = [];
-			var tmp;
-			while ((tmp = decodeSymbol()) !== false) {
-				codePoints.push(tmp);
-			}
-			return ucs2encode(codePoints);
-		}
-
-		/*--------------------------------------------------------------------------*/
-
-		var utf8 = {
-			'version': '2.0.0',
-			'encode': utf8encode,
-			'decode': utf8decode
-		};
-
-		// Some AMD build optimizers, like r.js, check for specific condition patterns
-		// like the following:
-		if (
-			true
-		) {
-			!(__WEBPACK_AMD_DEFINE_RESULT__ = function() {
-				return utf8;
-			}.call(exports, __webpack_require__, exports, module), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
-		}	else if (freeExports && !freeExports.nodeType) {
-			if (freeModule) { // in Node.js or RingoJS v0.8.0+
-				freeModule.exports = utf8;
-			} else { // in Narwhal or RingoJS v0.7.0-
-				var object = {};
-				var hasOwnProperty = object.hasOwnProperty;
-				for (var key in utf8) {
-					hasOwnProperty.call(utf8, key) && (freeExports[key] = utf8[key]);
-				}
-			}
-		} else { // in Rhino or a web browser
-			root.utf8 = utf8;
-		}
-
-	}(this));
-
-	/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(385)(module), (function() { return this; }())))
-
-/***/ },
-/* 408 */
-/***/ function(module, exports) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {/**
-	 * Create a blob builder even when vendor prefixes exist
-	 */
-
-	var BlobBuilder = global.BlobBuilder
-	  || global.WebKitBlobBuilder
-	  || global.MSBlobBuilder
-	  || global.MozBlobBuilder;
-
-	/**
-	 * Check if Blob constructor is supported
-	 */
-
-	var blobSupported = (function() {
-	  try {
-	    var a = new Blob(['hi']);
-	    return a.size === 2;
-	  } catch(e) {
-	    return false;
-	  }
-	})();
-
-	/**
-	 * Check if Blob constructor supports ArrayBufferViews
-	 * Fails in Safari 6, so we need to map to ArrayBuffers there.
-	 */
-
-	var blobSupportsArrayBufferView = blobSupported && (function() {
-	  try {
-	    var b = new Blob([new Uint8Array([1,2])]);
-	    return b.size === 2;
-	  } catch(e) {
-	    return false;
-	  }
-	})();
-
-	/**
-	 * Check if BlobBuilder is supported
-	 */
-
-	var blobBuilderSupported = BlobBuilder
-	  && BlobBuilder.prototype.append
-	  && BlobBuilder.prototype.getBlob;
-
-	/**
-	 * Helper function that maps ArrayBufferViews to ArrayBuffers
-	 * Used by BlobBuilder constructor and old browsers that didn't
-	 * support it in the Blob constructor.
-	 */
-
-	function mapArrayBufferViews(ary) {
-	  for (var i = 0; i < ary.length; i++) {
-	    var chunk = ary[i];
-	    if (chunk.buffer instanceof ArrayBuffer) {
-	      var buf = chunk.buffer;
-
-	      // if this is a subarray, make a copy so we only
-	      // include the subarray region from the underlying buffer
-	      if (chunk.byteLength !== buf.byteLength) {
-	        var copy = new Uint8Array(chunk.byteLength);
-	        copy.set(new Uint8Array(buf, chunk.byteOffset, chunk.byteLength));
-	        buf = copy.buffer;
-	      }
-
-	      ary[i] = buf;
-	    }
-	  }
-	}
-
-	function BlobBuilderConstructor(ary, options) {
-	  options = options || {};
-
-	  var bb = new BlobBuilder();
-	  mapArrayBufferViews(ary);
-
-	  for (var i = 0; i < ary.length; i++) {
-	    bb.append(ary[i]);
-	  }
-
-	  return (options.type) ? bb.getBlob(options.type) : bb.getBlob();
-	};
-
-	function BlobConstructor(ary, options) {
-	  mapArrayBufferViews(ary);
-	  return new Blob(ary, options || {});
-	};
-
-	module.exports = (function() {
-	  if (blobSupported) {
-	    return blobSupportsArrayBufferView ? global.Blob : BlobConstructor;
-	  } else if (blobBuilderSupported) {
-	    return BlobBuilderConstructor;
-	  } else {
-	    return undefined;
-	  }
-	})();
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 409 */
-/***/ function(module, exports) {
-
-	/**
-	 * Compiles a querystring
-	 * Returns string representation of the object
-	 *
-	 * @param {Object}
-	 * @api private
-	 */
-
-	exports.encode = function (obj) {
-	  var str = '';
-
-	  for (var i in obj) {
-	    if (obj.hasOwnProperty(i)) {
-	      if (str.length) str += '&';
-	      str += encodeURIComponent(i) + '=' + encodeURIComponent(obj[i]);
-	    }
-	  }
-
-	  return str;
-	};
-
-	/**
-	 * Parses a simple querystring into an object
-	 *
-	 * @param {String} qs
-	 * @api private
-	 */
-
-	exports.decode = function(qs){
-	  var qry = {};
-	  var pairs = qs.split('&');
-	  for (var i = 0, l = pairs.length; i < l; i++) {
-	    var pair = pairs[i].split('=');
-	    qry[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1]);
-	  }
-	  return qry;
-	};
-
-
-/***/ },
-/* 410 */
-/***/ function(module, exports) {
-
-	
-	module.exports = function(a, b){
-	  var fn = function(){};
-	  fn.prototype = b.prototype;
-	  a.prototype = new fn;
-	  a.prototype.constructor = a;
-	};
-
-/***/ },
-/* 411 */
-/***/ function(module, exports) {
-
-	'use strict';
-
-	var alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split('')
-	  , length = 64
-	  , map = {}
-	  , seed = 0
-	  , i = 0
-	  , prev;
-
-	/**
-	 * Return a string representing the specified number.
-	 *
-	 * @param {Number} num The number to convert.
-	 * @returns {String} The string representation of the number.
-	 * @api public
-	 */
-	function encode(num) {
-	  var encoded = '';
-
-	  do {
-	    encoded = alphabet[num % length] + encoded;
-	    num = Math.floor(num / length);
-	  } while (num > 0);
-
-	  return encoded;
-	}
-
-	/**
-	 * Return the integer value specified by the given string.
-	 *
-	 * @param {String} str The string to convert.
-	 * @returns {Number} The integer value represented by the string.
-	 * @api public
-	 */
-	function decode(str) {
-	  var decoded = 0;
-
-	  for (i = 0; i < str.length; i++) {
-	    decoded = decoded * length + map[str.charAt(i)];
-	  }
-
-	  return decoded;
-	}
-
-	/**
-	 * Yeast: A tiny growing id generator.
-	 *
-	 * @returns {String} A unique id.
-	 * @api public
-	 */
-	function yeast() {
-	  var now = encode(+new Date());
-
-	  if (now !== prev) return seed = 0, prev = now;
-	  return now +'.'+ encode(seed++);
-	}
-
-	//
-	// Map each character to its index.
-	//
-	for (; i < length; i++) map[alphabet[i]] = i;
-
-	//
-	// Expose the `yeast`, `encode` and `decode` functions.
-	//
-	yeast.encode = encode;
-	yeast.decode = decode;
-	module.exports = yeast;
-
-
-/***/ },
-/* 412 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {
-	/**
-	 * Module requirements.
-	 */
-
-	var Polling = __webpack_require__(399);
-	var inherit = __webpack_require__(410);
-
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = JSONPPolling;
-
-	/**
-	 * Cached regular expressions.
-	 */
-
-	var rNewline = /\n/g;
-	var rEscapedNewline = /\\n/g;
-
-	/**
-	 * Global JSONP callbacks.
-	 */
-
-	var callbacks;
-
-	/**
-	 * Callbacks count.
-	 */
-
-	var index = 0;
-
-	/**
-	 * Noop.
-	 */
-
-	function empty () { }
-
-	/**
-	 * JSONP Polling constructor.
-	 *
-	 * @param {Object} opts.
-	 * @api public
-	 */
-
-	function JSONPPolling (opts) {
-	  Polling.call(this, opts);
-
-	  this.query = this.query || {};
-
-	  // define global callbacks array if not present
-	  // we do this here (lazily) to avoid unneeded global pollution
-	  if (!callbacks) {
-	    // we need to consider multiple engines in the same page
-	    if (!global.___eio) global.___eio = [];
-	    callbacks = global.___eio;
-	  }
-
-	  // callback identifier
-	  this.index = callbacks.length;
-
-	  // add callback to jsonp global
-	  var self = this;
-	  callbacks.push(function (msg) {
-	    self.onData(msg);
-	  });
-
-	  // append to query string
-	  this.query.j = this.index;
-
-	  // prevent spurious errors from being emitted when the window is unloaded
-	  if (global.document && global.addEventListener) {
-	    global.addEventListener('beforeunload', function () {
-	      if (self.script) self.script.onerror = empty;
-	    }, false);
-	  }
-	}
-
-	/**
-	 * Inherits from Polling.
-	 */
-
-	inherit(JSONPPolling, Polling);
-
-	/*
-	 * JSONP only supports binary as base64 encoded strings
-	 */
-
-	JSONPPolling.prototype.supportsBinary = false;
-
-	/**
-	 * Closes the socket.
-	 *
-	 * @api private
-	 */
-
-	JSONPPolling.prototype.doClose = function () {
-	  if (this.script) {
-	    this.script.parentNode.removeChild(this.script);
-	    this.script = null;
-	  }
-
-	  if (this.form) {
-	    this.form.parentNode.removeChild(this.form);
-	    this.form = null;
-	    this.iframe = null;
-	  }
-
-	  Polling.prototype.doClose.call(this);
-	};
-
-	/**
-	 * Starts a poll cycle.
-	 *
-	 * @api private
-	 */
-
-	JSONPPolling.prototype.doPoll = function () {
-	  var self = this;
-	  var script = document.createElement('script');
-
-	  if (this.script) {
-	    this.script.parentNode.removeChild(this.script);
-	    this.script = null;
-	  }
-
-	  script.async = true;
-	  script.src = this.uri();
-	  script.onerror = function(e){
-	    self.onError('jsonp poll error',e);
-	  };
-
-	  var insertAt = document.getElementsByTagName('script')[0];
-	  if (insertAt) {
-	    insertAt.parentNode.insertBefore(script, insertAt);
-	  }
-	  else {
-	    (document.head || document.body).appendChild(script);
-	  }
-	  this.script = script;
-
-	  var isUAgecko = 'undefined' != typeof navigator && /gecko/i.test(navigator.userAgent);
-	  
-	  if (isUAgecko) {
-	    setTimeout(function () {
-	      var iframe = document.createElement('iframe');
-	      document.body.appendChild(iframe);
-	      document.body.removeChild(iframe);
-	    }, 100);
-	  }
-	};
-
-	/**
-	 * Writes with a hidden iframe.
-	 *
-	 * @param {String} data to send
-	 * @param {Function} called upon flush.
-	 * @api private
-	 */
-
-	JSONPPolling.prototype.doWrite = function (data, fn) {
-	  var self = this;
-
-	  if (!this.form) {
-	    var form = document.createElement('form');
-	    var area = document.createElement('textarea');
-	    var id = this.iframeId = 'eio_iframe_' + this.index;
-	    var iframe;
-
-	    form.className = 'socketio';
-	    form.style.position = 'absolute';
-	    form.style.top = '-1000px';
-	    form.style.left = '-1000px';
-	    form.target = id;
-	    form.method = 'POST';
-	    form.setAttribute('accept-charset', 'utf-8');
-	    area.name = 'd';
-	    form.appendChild(area);
-	    document.body.appendChild(form);
-
-	    this.form = form;
-	    this.area = area;
-	  }
-
-	  this.form.action = this.uri();
-
-	  function complete () {
-	    initIframe();
-	    fn();
-	  }
-
-	  function initIframe () {
-	    if (self.iframe) {
-	      try {
-	        self.form.removeChild(self.iframe);
-	      } catch (e) {
-	        self.onError('jsonp polling iframe removal error', e);
-	      }
-	    }
-
-	    try {
-	      // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
-	      var html = '<iframe src="javascript:0" name="'+ self.iframeId +'">';
-	      iframe = document.createElement(html);
-	    } catch (e) {
-	      iframe = document.createElement('iframe');
-	      iframe.name = self.iframeId;
-	      iframe.src = 'javascript:0';
-	    }
-
-	    iframe.id = self.iframeId;
-
-	    self.form.appendChild(iframe);
-	    self.iframe = iframe;
-	  }
-
-	  initIframe();
-
-	  // escape \n to prevent it from being converted into \r\n by some UAs
-	  // double escaping is required for escaped new lines because unescaping of new lines can be done safely on server-side
-	  data = data.replace(rEscapedNewline, '\\\n');
-	  this.area.value = data.replace(rNewline, '\\n');
-
-	  try {
-	    this.form.submit();
-	  } catch(e) {}
-
-	  if (this.iframe.attachEvent) {
-	    this.iframe.onreadystatechange = function(){
-	      if (self.iframe.readyState == 'complete') {
-	        complete();
-	      }
-	    };
-	  } else {
-	    this.iframe.onload = complete;
-	  }
-	};
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 413 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {/**
-	 * Module dependencies.
-	 */
-
-	var Transport = __webpack_require__(400);
-	var parser = __webpack_require__(401);
-	var parseqs = __webpack_require__(409);
-	var inherit = __webpack_require__(410);
-	var yeast = __webpack_require__(411);
-	var debug = __webpack_require__(380)('engine.io-client:websocket');
-	var BrowserWebSocket = global.WebSocket || global.MozWebSocket;
-
-	/**
-	 * Get either the `WebSocket` or `MozWebSocket` globals
-	 * in the browser or try to resolve WebSocket-compatible
-	 * interface exposed by `ws` for Node-like environment.
-	 */
-
-	var WebSocket = BrowserWebSocket;
-	if (!WebSocket && typeof window === 'undefined') {
-	  try {
-	    WebSocket = __webpack_require__(414);
-	  } catch (e) { }
-	}
-
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = WS;
-
-	/**
-	 * WebSocket transport constructor.
-	 *
-	 * @api {Object} connection options
-	 * @api public
-	 */
-
-	function WS(opts){
-	  var forceBase64 = (opts && opts.forceBase64);
-	  if (forceBase64) {
-	    this.supportsBinary = false;
-	  }
-	  this.perMessageDeflate = opts.perMessageDeflate;
-	  Transport.call(this, opts);
-	}
-
-	/**
-	 * Inherits from Transport.
-	 */
-
-	inherit(WS, Transport);
-
-	/**
-	 * Transport name.
-	 *
-	 * @api public
-	 */
-
-	WS.prototype.name = 'websocket';
-
-	/*
-	 * WebSockets support binary
-	 */
-
-	WS.prototype.supportsBinary = true;
-
-	/**
-	 * Opens socket.
-	 *
-	 * @api private
-	 */
-
-	WS.prototype.doOpen = function(){
-	  if (!this.check()) {
-	    // let probe timeout
-	    return;
-	  }
-
-	  var self = this;
-	  var uri = this.uri();
-	  var protocols = void(0);
-	  var opts = {
-	    agent: this.agent,
-	    perMessageDeflate: this.perMessageDeflate
-	  };
-
-	  // SSL options for Node.js client
-	  opts.pfx = this.pfx;
-	  opts.key = this.key;
-	  opts.passphrase = this.passphrase;
-	  opts.cert = this.cert;
-	  opts.ca = this.ca;
-	  opts.ciphers = this.ciphers;
-	  opts.rejectUnauthorized = this.rejectUnauthorized;
-	  if (this.extraHeaders) {
-	    opts.headers = this.extraHeaders;
-	  }
-
-	  this.ws = BrowserWebSocket ? new WebSocket(uri) : new WebSocket(uri, protocols, opts);
-
-	  if (this.ws.binaryType === undefined) {
-	    this.supportsBinary = false;
-	  }
-
-	  if (this.ws.supports && this.ws.supports.binary) {
-	    this.supportsBinary = true;
-	    this.ws.binaryType = 'buffer';
-	  } else {
-	    this.ws.binaryType = 'arraybuffer';
-	  }
-
-	  this.addEventListeners();
-	};
-
-	/**
-	 * Adds event listeners to the socket
-	 *
-	 * @api private
-	 */
-
-	WS.prototype.addEventListeners = function(){
-	  var self = this;
-
-	  this.ws.onopen = function(){
-	    self.onOpen();
-	  };
-	  this.ws.onclose = function(){
-	    self.onClose();
-	  };
-	  this.ws.onmessage = function(ev){
-	    self.onData(ev.data);
-	  };
-	  this.ws.onerror = function(e){
-	    self.onError('websocket error', e);
-	  };
-	};
-
-	/**
-	 * Override `onData` to use a timer on iOS.
-	 * See: https://gist.github.com/mloughran/2052006
-	 *
-	 * @api private
-	 */
-
-	if ('undefined' != typeof navigator
-	  && /iPad|iPhone|iPod/i.test(navigator.userAgent)) {
-	  WS.prototype.onData = function(data){
-	    var self = this;
-	    setTimeout(function(){
-	      Transport.prototype.onData.call(self, data);
-	    }, 0);
-	  };
-	}
-
-	/**
-	 * Writes data to socket.
-	 *
-	 * @param {Array} array of packets.
-	 * @api private
-	 */
-
-	WS.prototype.write = function(packets){
-	  var self = this;
-	  this.writable = false;
-
-	  // encodePacket efficient as it uses WS framing
-	  // no need for encodePayload
-	  var total = packets.length;
-	  for (var i = 0, l = total; i < l; i++) {
-	    (function(packet) {
-	      parser.encodePacket(packet, self.supportsBinary, function(data) {
-	        if (!BrowserWebSocket) {
-	          // always create a new object (GH-437)
-	          var opts = {};
-	          if (packet.options) {
-	            opts.compress = packet.options.compress;
-	          }
-
-	          if (self.perMessageDeflate) {
-	            var len = 'string' == typeof data ? global.Buffer.byteLength(data) : data.length;
-	            if (len < self.perMessageDeflate.threshold) {
-	              opts.compress = false;
-	            }
-	          }
-	        }
-
-	        //Sometimes the websocket has already been closed but the browser didn't
-	        //have a chance of informing us about it yet, in that case send will
-	        //throw an error
-	        try {
-	          if (BrowserWebSocket) {
-	            // TypeError is thrown when passing the second argument on Safari
-	            self.ws.send(data);
-	          } else {
-	            self.ws.send(data, opts);
-	          }
-	        } catch (e){
-	          debug('websocket closed before onclose event');
-	        }
-
-	        --total || done();
-	      });
-	    })(packets[i]);
-	  }
-
-	  function done(){
-	    self.emit('flush');
-
-	    // fake drain
-	    // defer to next tick to allow Socket to clear writeBuffer
-	    setTimeout(function(){
-	      self.writable = true;
-	      self.emit('drain');
-	    }, 0);
-	  }
-	};
-
-	/**
-	 * Called upon close
-	 *
-	 * @api private
-	 */
-
-	WS.prototype.onClose = function(){
-	  Transport.prototype.onClose.call(this);
-	};
-
-	/**
-	 * Closes socket.
-	 *
-	 * @api private
-	 */
-
-	WS.prototype.doClose = function(){
-	  if (typeof this.ws !== 'undefined') {
-	    this.ws.close();
-	  }
-	};
-
-	/**
-	 * Generates uri for connection.
-	 *
-	 * @api private
-	 */
-
-	WS.prototype.uri = function(){
-	  var query = this.query || {};
-	  var schema = this.secure ? 'wss' : 'ws';
-	  var port = '';
-
-	  // avoid port if default for schema
-	  if (this.port && (('wss' == schema && this.port != 443)
-	    || ('ws' == schema && this.port != 80))) {
-	    port = ':' + this.port;
-	  }
-
-	  // append timestamp to URI
-	  if (this.timestampRequests) {
-	    query[this.timestampParam] = yeast();
-	  }
-
-	  // communicate binary support capabilities
-	  if (!this.supportsBinary) {
-	    query.b64 = 1;
-	  }
-
-	  query = parseqs.encode(query);
-
-	  // prepend ? to query
-	  if (query.length) {
-	    query = '?' + query;
-	  }
-
-	  var ipv6 = this.hostname.indexOf(':') !== -1;
-	  return schema + '://' + (ipv6 ? '[' + this.hostname + ']' : this.hostname) + port + this.path + query;
-	};
-
-	/**
-	 * Feature detection for WebSocket.
-	 *
-	 * @return {Boolean} whether this transport is available.
-	 * @api public
-	 */
-
-	WS.prototype.check = function(){
-	  return !!WebSocket && !('__initialize' in WebSocket && this.name === WS.prototype.name);
-	};
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 414 */
-/***/ function(module, exports) {
-
-	/* (ignored) */
-
-/***/ },
-/* 415 */
-/***/ function(module, exports) {
-
-	
-	var indexOf = [].indexOf;
-
-	module.exports = function(arr, obj){
-	  if (indexOf) return arr.indexOf(obj);
-	  for (var i = 0; i < arr.length; ++i) {
-	    if (arr[i] === obj) return i;
-	  }
-	  return -1;
-	};
-
-/***/ },
-/* 416 */
-/***/ function(module, exports) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {/**
-	 * JSON parse.
-	 *
-	 * @see Based on jQuery#parseJSON (MIT) and JSON2
-	 * @api private
-	 */
-
-	var rvalidchars = /^[\],:{}\s]*$/;
-	var rvalidescape = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g;
-	var rvalidtokens = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g;
-	var rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g;
-	var rtrimLeft = /^\s+/;
-	var rtrimRight = /\s+$/;
-
-	module.exports = function parsejson(data) {
-	  if ('string' != typeof data || !data) {
-	    return null;
-	  }
-
-	  data = data.replace(rtrimLeft, '').replace(rtrimRight, '');
-
-	  // Attempt to parse using the native JSON parser first
-	  if (global.JSON && JSON.parse) {
-	    return JSON.parse(data);
-	  }
-
-	  if (rvalidchars.test(data.replace(rvalidescape, '@')
-	      .replace(rvalidtokens, ']')
-	      .replace(rvalidbraces, ''))) {
-	    return (new Function('return ' + data))();
-	  }
-	};
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 417 */
-/***/ function(module, exports, __webpack_require__) {
-
-	
-	/**
-	 * Module dependencies.
-	 */
-
-	var parser = __webpack_require__(383);
-	var Emitter = __webpack_require__(418);
-	var toArray = __webpack_require__(419);
-	var on = __webpack_require__(420);
-	var bind = __webpack_require__(421);
-	var debug = __webpack_require__(380)('socket.io-client:socket');
-	var hasBin = __webpack_require__(422);
-
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = exports = Socket;
-
-	/**
-	 * Internal events (blacklisted).
-	 * These events can't be emitted by the user.
-	 *
-	 * @api private
-	 */
-
-	var events = {
-	  connect: 1,
-	  connect_error: 1,
-	  connect_timeout: 1,
-	  connecting: 1,
-	  disconnect: 1,
-	  error: 1,
-	  reconnect: 1,
-	  reconnect_attempt: 1,
-	  reconnect_failed: 1,
-	  reconnect_error: 1,
-	  reconnecting: 1,
-	  ping: 1,
-	  pong: 1
-	};
-
-	/**
-	 * Shortcut to `Emitter#emit`.
-	 */
-
-	var emit = Emitter.prototype.emit;
-
-	/**
-	 * `Socket` constructor.
-	 *
-	 * @api public
-	 */
-
-	function Socket(io, nsp){
-	  this.io = io;
-	  this.nsp = nsp;
-	  this.json = this; // compat
-	  this.ids = 0;
-	  this.acks = {};
-	  this.receiveBuffer = [];
-	  this.sendBuffer = [];
-	  this.connected = false;
-	  this.disconnected = true;
-	  if (this.io.autoConnect) this.open();
-	}
-
-	/**
-	 * Mix in `Emitter`.
-	 */
-
-	Emitter(Socket.prototype);
-
-	/**
-	 * Subscribe to open, close and packet events
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.subEvents = function() {
-	  if (this.subs) return;
-
-	  var io = this.io;
-	  this.subs = [
-	    on(io, 'open', bind(this, 'onopen')),
-	    on(io, 'packet', bind(this, 'onpacket')),
-	    on(io, 'close', bind(this, 'onclose'))
-	  ];
-	};
-
-	/**
-	 * "Opens" the socket.
-	 *
-	 * @api public
-	 */
-
-	Socket.prototype.open =
-	Socket.prototype.connect = function(){
-	  if (this.connected) return this;
-
-	  this.subEvents();
-	  this.io.open(); // ensure open
-	  if ('open' == this.io.readyState) this.onopen();
-	  this.emit('connecting');
-	  return this;
-	};
-
-	/**
-	 * Sends a `message` event.
-	 *
-	 * @return {Socket} self
-	 * @api public
-	 */
-
-	Socket.prototype.send = function(){
-	  var args = toArray(arguments);
-	  args.unshift('message');
-	  this.emit.apply(this, args);
-	  return this;
-	};
-
-	/**
-	 * Override `emit`.
-	 * If the event is in `events`, it's emitted normally.
-	 *
-	 * @param {String} event name
-	 * @return {Socket} self
-	 * @api public
-	 */
-
-	Socket.prototype.emit = function(ev){
-	  if (events.hasOwnProperty(ev)) {
-	    emit.apply(this, arguments);
-	    return this;
-	  }
-
-	  var args = toArray(arguments);
-	  var parserType = parser.EVENT; // default
-	  if (hasBin(args)) { parserType = parser.BINARY_EVENT; } // binary
-	  var packet = { type: parserType, data: args };
-
-	  packet.options = {};
-	  packet.options.compress = !this.flags || false !== this.flags.compress;
-
-	  // event ack callback
-	  if ('function' == typeof args[args.length - 1]) {
-	    debug('emitting packet with ack id %d', this.ids);
-	    this.acks[this.ids] = args.pop();
-	    packet.id = this.ids++;
-	  }
-
-	  if (this.connected) {
-	    this.packet(packet);
-	  } else {
-	    this.sendBuffer.push(packet);
-	  }
-
-	  delete this.flags;
-
-	  return this;
-	};
-
-	/**
-	 * Sends a packet.
-	 *
-	 * @param {Object} packet
-	 * @api private
-	 */
-
-	Socket.prototype.packet = function(packet){
-	  packet.nsp = this.nsp;
-	  this.io.packet(packet);
-	};
-
-	/**
-	 * Called upon engine `open`.
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.onopen = function(){
-	  debug('transport is open - connecting');
-
-	  // write connect packet if necessary
-	  if ('/' != this.nsp) {
-	    this.packet({ type: parser.CONNECT });
-	  }
-	};
-
-	/**
-	 * Called upon engine `close`.
-	 *
-	 * @param {String} reason
-	 * @api private
-	 */
-
-	Socket.prototype.onclose = function(reason){
-	  debug('close (%s)', reason);
-	  this.connected = false;
-	  this.disconnected = true;
-	  delete this.id;
-	  this.emit('disconnect', reason);
-	};
-
-	/**
-	 * Called with socket packet.
-	 *
-	 * @param {Object} packet
-	 * @api private
-	 */
-
-	Socket.prototype.onpacket = function(packet){
-	  if (packet.nsp != this.nsp) return;
-
-	  switch (packet.type) {
-	    case parser.CONNECT:
-	      this.onconnect();
-	      break;
-
-	    case parser.EVENT:
-	      this.onevent(packet);
-	      break;
-
-	    case parser.BINARY_EVENT:
-	      this.onevent(packet);
-	      break;
-
-	    case parser.ACK:
-	      this.onack(packet);
-	      break;
-
-	    case parser.BINARY_ACK:
-	      this.onack(packet);
-	      break;
-
-	    case parser.DISCONNECT:
-	      this.ondisconnect();
-	      break;
-
-	    case parser.ERROR:
-	      this.emit('error', packet.data);
-	      break;
-	  }
-	};
-
-	/**
-	 * Called upon a server event.
-	 *
-	 * @param {Object} packet
-	 * @api private
-	 */
-
-	Socket.prototype.onevent = function(packet){
-	  var args = packet.data || [];
-	  debug('emitting event %j', args);
-
-	  if (null != packet.id) {
-	    debug('attaching ack callback to event');
-	    args.push(this.ack(packet.id));
-	  }
-
-	  if (this.connected) {
-	    emit.apply(this, args);
-	  } else {
-	    this.receiveBuffer.push(args);
-	  }
-	};
-
-	/**
-	 * Produces an ack callback to emit with an event.
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.ack = function(id){
-	  var self = this;
-	  var sent = false;
-	  return function(){
-	    // prevent double callbacks
-	    if (sent) return;
-	    sent = true;
-	    var args = toArray(arguments);
-	    debug('sending ack %j', args);
-
-	    var type = hasBin(args) ? parser.BINARY_ACK : parser.ACK;
-	    self.packet({
-	      type: type,
-	      id: id,
-	      data: args
-	    });
-	  };
-	};
-
-	/**
-	 * Called upon a server acknowlegement.
-	 *
-	 * @param {Object} packet
-	 * @api private
-	 */
-
-	Socket.prototype.onack = function(packet){
-	  var ack = this.acks[packet.id];
-	  if ('function' == typeof ack) {
-	    debug('calling ack %s with %j', packet.id, packet.data);
-	    ack.apply(this, packet.data);
-	    delete this.acks[packet.id];
-	  } else {
-	    debug('bad ack %s', packet.id);
-	  }
-	};
-
-	/**
-	 * Called upon server connect.
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.onconnect = function(){
-	  this.connected = true;
-	  this.disconnected = false;
-	  this.emit('connect');
-	  this.emitBuffered();
-	};
-
-	/**
-	 * Emit buffered events (received and emitted).
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.emitBuffered = function(){
-	  var i;
-	  for (i = 0; i < this.receiveBuffer.length; i++) {
-	    emit.apply(this, this.receiveBuffer[i]);
-	  }
-	  this.receiveBuffer = [];
-
-	  for (i = 0; i < this.sendBuffer.length; i++) {
-	    this.packet(this.sendBuffer[i]);
-	  }
-	  this.sendBuffer = [];
-	};
-
-	/**
-	 * Called upon server disconnect.
-	 *
-	 * @api private
-	 */
-
-	Socket.prototype.ondisconnect = function(){
-	  debug('server disconnect (%s)', this.nsp);
-	  this.destroy();
-	  this.onclose('io server disconnect');
-	};
-
-	/**
-	 * Called upon forced client/server side disconnections,
-	 * this method ensures the manager stops tracking us and
-	 * that reconnections don't get triggered for this.
-	 *
-	 * @api private.
-	 */
-
-	Socket.prototype.destroy = function(){
-	  if (this.subs) {
-	    // clean subscriptions to avoid reconnections
-	    for (var i = 0; i < this.subs.length; i++) {
-	      this.subs[i].destroy();
-	    }
-	    this.subs = null;
-	  }
-
-	  this.io.destroy(this);
-	};
-
-	/**
-	 * Disconnects the socket manually.
-	 *
-	 * @return {Socket} self
-	 * @api public
-	 */
-
-	Socket.prototype.close =
-	Socket.prototype.disconnect = function(){
-	  if (this.connected) {
-	    debug('performing disconnect (%s)', this.nsp);
-	    this.packet({ type: parser.DISCONNECT });
-	  }
-
-	  // remove socket from pool
-	  this.destroy();
-
-	  if (this.connected) {
-	    // fire events
-	    this.onclose('io client disconnect');
-	  }
-	  return this;
-	};
-
-	/**
-	 * Sets the compress flag.
-	 *
-	 * @param {Boolean} if `true`, compresses the sending data
-	 * @return {Socket} self
-	 * @api public
-	 */
-
-	Socket.prototype.compress = function(compress){
-	  this.flags = this.flags || {};
-	  this.flags.compress = compress;
-	  return this;
-	};
-
-
-/***/ },
-/* 418 */
-/***/ function(module, exports) {
-
-	
-	/**
-	 * Expose `Emitter`.
-	 */
-
-	module.exports = Emitter;
-
-	/**
-	 * Initialize a new `Emitter`.
-	 *
-	 * @api public
-	 */
-
-	function Emitter(obj) {
-	  if (obj) return mixin(obj);
-	};
-
-	/**
-	 * Mixin the emitter properties.
-	 *
-	 * @param {Object} obj
-	 * @return {Object}
-	 * @api private
-	 */
-
-	function mixin(obj) {
-	  for (var key in Emitter.prototype) {
-	    obj[key] = Emitter.prototype[key];
-	  }
-	  return obj;
-	}
-
-	/**
-	 * Listen on the given `event` with `fn`.
-	 *
-	 * @param {String} event
-	 * @param {Function} fn
-	 * @return {Emitter}
-	 * @api public
-	 */
-
-	Emitter.prototype.on =
-	Emitter.prototype.addEventListener = function(event, fn){
-	  this._callbacks = this._callbacks || {};
-	  (this._callbacks['$' + event] = this._callbacks['$' + event] || [])
-	    .push(fn);
-	  return this;
-	};
-
-	/**
-	 * Adds an `event` listener that will be invoked a single
-	 * time then automatically removed.
-	 *
-	 * @param {String} event
-	 * @param {Function} fn
-	 * @return {Emitter}
-	 * @api public
-	 */
-
-	Emitter.prototype.once = function(event, fn){
-	  function on() {
-	    this.off(event, on);
-	    fn.apply(this, arguments);
-	  }
-
-	  on.fn = fn;
-	  this.on(event, on);
-	  return this;
-	};
-
-	/**
-	 * Remove the given callback for `event` or all
-	 * registered callbacks.
-	 *
-	 * @param {String} event
-	 * @param {Function} fn
-	 * @return {Emitter}
-	 * @api public
-	 */
-
-	Emitter.prototype.off =
-	Emitter.prototype.removeListener =
-	Emitter.prototype.removeAllListeners =
-	Emitter.prototype.removeEventListener = function(event, fn){
-	  this._callbacks = this._callbacks || {};
-
-	  // all
-	  if (0 == arguments.length) {
-	    this._callbacks = {};
-	    return this;
-	  }
-
-	  // specific event
-	  var callbacks = this._callbacks['$' + event];
-	  if (!callbacks) return this;
-
-	  // remove all handlers
-	  if (1 == arguments.length) {
-	    delete this._callbacks['$' + event];
-	    return this;
-	  }
-
-	  // remove specific handler
-	  var cb;
-	  for (var i = 0; i < callbacks.length; i++) {
-	    cb = callbacks[i];
-	    if (cb === fn || cb.fn === fn) {
-	      callbacks.splice(i, 1);
-	      break;
-	    }
-	  }
-	  return this;
-	};
-
-	/**
-	 * Emit `event` with the given args.
-	 *
-	 * @param {String} event
-	 * @param {Mixed} ...
-	 * @return {Emitter}
-	 */
-
-	Emitter.prototype.emit = function(event){
-	  this._callbacks = this._callbacks || {};
-	  var args = [].slice.call(arguments, 1)
-	    , callbacks = this._callbacks['$' + event];
-
-	  if (callbacks) {
-	    callbacks = callbacks.slice(0);
-	    for (var i = 0, len = callbacks.length; i < len; ++i) {
-	      callbacks[i].apply(this, args);
-	    }
-	  }
-
-	  return this;
-	};
-
-	/**
-	 * Return array of callbacks for `event`.
-	 *
-	 * @param {String} event
-	 * @return {Array}
-	 * @api public
-	 */
-
-	Emitter.prototype.listeners = function(event){
-	  this._callbacks = this._callbacks || {};
-	  return this._callbacks['$' + event] || [];
-	};
-
-	/**
-	 * Check if this emitter has `event` handlers.
-	 *
-	 * @param {String} event
-	 * @return {Boolean}
-	 * @api public
-	 */
-
-	Emitter.prototype.hasListeners = function(event){
-	  return !! this.listeners(event).length;
-	};
-
-
-/***/ },
-/* 419 */
-/***/ function(module, exports) {
-
-	module.exports = toArray
-
-	function toArray(list, index) {
-	    var array = []
-
-	    index = index || 0
-
-	    for (var i = index || 0; i < list.length; i++) {
-	        array[i - index] = list[i]
-	    }
-
-	    return array
-	}
-
-
-/***/ },
-/* 420 */
-/***/ function(module, exports) {
-
-	
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = on;
-
-	/**
-	 * Helper for subscriptions.
-	 *
-	 * @param {Object|EventEmitter} obj with `Emitter` mixin or `EventEmitter`
-	 * @param {String} event name
-	 * @param {Function} callback
-	 * @api public
-	 */
-
-	function on(obj, ev, fn) {
-	  obj.on(ev, fn);
-	  return {
-	    destroy: function(){
-	      obj.removeListener(ev, fn);
-	    }
-	  };
-	}
-
-
-/***/ },
-/* 421 */
-/***/ function(module, exports) {
-
-	/**
-	 * Slice reference.
-	 */
-
-	var slice = [].slice;
-
-	/**
-	 * Bind `obj` to `fn`.
-	 *
-	 * @param {Object} obj
-	 * @param {Function|String} fn or string
-	 * @return {Function}
-	 * @api public
-	 */
-
-	module.exports = function(obj, fn){
-	  if ('string' == typeof fn) fn = obj[fn];
-	  if ('function' != typeof fn) throw new Error('bind() requires a function');
-	  var args = slice.call(arguments, 2);
-	  return function(){
-	    return fn.apply(obj, args.concat(slice.call(arguments)));
-	  }
-	};
-
-
-/***/ },
-/* 422 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/* WEBPACK VAR INJECTION */(function(global) {
-	/*
-	 * Module requirements.
-	 */
-
-	var isArray = __webpack_require__(387);
-
-	/**
-	 * Module exports.
-	 */
-
-	module.exports = hasBinary;
-
-	/**
-	 * Checks for binary data.
-	 *
-	 * Right now only Buffer and ArrayBuffer are supported..
-	 *
-	 * @param {Object} anything
-	 * @api public
-	 */
-
-	function hasBinary(data) {
-
-	  function _hasBinary(obj) {
-	    if (!obj) return false;
-
-	    if ( (global.Buffer && global.Buffer.isBuffer && global.Buffer.isBuffer(obj)) ||
-	         (global.ArrayBuffer && obj instanceof ArrayBuffer) ||
-	         (global.Blob && obj instanceof Blob) ||
-	         (global.File && obj instanceof File)
-	        ) {
-	      return true;
-	    }
-
-	    if (isArray(obj)) {
-	      for (var i = 0; i < obj.length; i++) {
-	          if (_hasBinary(obj[i])) {
-	              return true;
-	          }
-	      }
-	    } else if (obj && 'object' == typeof obj) {
-	      // see: https://github.com/Automattic/has-binary/pull/4
-	      if (obj.toJSON && 'function' == typeof obj.toJSON) {
-	        obj = obj.toJSON();
-	      }
-
-	      for (var key in obj) {
-	        if (Object.prototype.hasOwnProperty.call(obj, key) && _hasBinary(obj[key])) {
-	          return true;
-	        }
-	      }
-	    }
-
-	    return false;
-	  }
-
-	  return _hasBinary(data);
-	}
-
-	/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
-
-/***/ },
-/* 423 */
-/***/ function(module, exports) {
-
-	
-	/**
-	 * Expose `Backoff`.
-	 */
-
-	module.exports = Backoff;
-
-	/**
-	 * Initialize backoff timer with `opts`.
-	 *
-	 * - `min` initial timeout in milliseconds [100]
-	 * - `max` max timeout [10000]
-	 * - `jitter` [0]
-	 * - `factor` [2]
-	 *
-	 * @param {Object} opts
-	 * @api public
-	 */
-
-	function Backoff(opts) {
-	  opts = opts || {};
-	  this.ms = opts.min || 100;
-	  this.max = opts.max || 10000;
-	  this.factor = opts.factor || 2;
-	  this.jitter = opts.jitter > 0 && opts.jitter <= 1 ? opts.jitter : 0;
-	  this.attempts = 0;
-	}
-
-	/**
-	 * Return the backoff duration.
-	 *
-	 * @return {Number}
-	 * @api public
-	 */
-
-	Backoff.prototype.duration = function(){
-	  var ms = this.ms * Math.pow(this.factor, this.attempts++);
-	  if (this.jitter) {
-	    var rand =  Math.random();
-	    var deviation = Math.floor(rand * this.jitter * ms);
-	    ms = (Math.floor(rand * 10) & 1) == 0  ? ms - deviation : ms + deviation;
-	  }
-	  return Math.min(ms, this.max) | 0;
-	};
-
-	/**
-	 * Reset the number of attempts.
-	 *
-	 * @api public
-	 */
-
-	Backoff.prototype.reset = function(){
-	  this.attempts = 0;
-	};
-
-	/**
-	 * Set the minimum duration
-	 *
-	 * @api public
-	 */
-
-	Backoff.prototype.setMin = function(min){
-	  this.ms = min;
-	};
-
-	/**
-	 * Set the maximum duration
-	 *
-	 * @api public
-	 */
-
-	Backoff.prototype.setMax = function(max){
-	  this.max = max;
-	};
-
-	/**
-	 * Set the jitter
-	 *
-	 * @api public
-	 */
-
-	Backoff.prototype.setJitter = function(jitter){
-	  this.jitter = jitter;
-	};
-
-
-
-/***/ },
-/* 424 */
-/***/ function(module, exports, __webpack_require__) {
-
 	'use strict';
 
 	Object.defineProperty(exports, "__esModule", {
diff --git a/package.json b/package.json
index 051c90c..f7001bc 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,6 @@
     "events": "^1.1.0",
     "express": "^4.14.0",
     "react-dom": "^15.1.0",
-    "socket.io": "^1.4.6",
-    "socket.io-client": "^1.4.6"
+    "ws": "^1.1.0"
   }
 }
diff --git a/src/client/_vendor/patched-socket.io.js b/src/client/_vendor/patched-socket.io.js
deleted file mode 100644
index 0f69a36..0000000
--- a/src/client/_vendor/patched-socket.io.js
+++ /dev/null
@@ -1,7253 +0,0 @@
-(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.io = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(_dereq_,module,exports){
-
-module.exports =  _dereq_('./lib/');
-
-},{"./lib/":2}],2:[function(_dereq_,module,exports){
-
-module.exports = _dereq_('./socket');
-
-/**
- * Exports parser
- *
- * @api public
- *
- */
-module.exports.parser = _dereq_('engine.io-parser');
-
-},{"./socket":3,"engine.io-parser":19}],3:[function(_dereq_,module,exports){
-(function (global){
-/**
- * Module dependencies.
- */
-
-var transports = _dereq_('./transports');
-var Emitter = _dereq_('component-emitter');
-var debug = _dereq_('debug')('engine.io-client:socket');
-var index = _dereq_('indexof');
-var parser = _dereq_('engine.io-parser');
-var parseuri = _dereq_('parseuri');
-var parsejson = _dereq_('parsejson');
-var parseqs = _dereq_('parseqs');
-
-/**
- * Module exports.
- */
-
-module.exports = Socket;
-
-/**
- * Noop function.
- *
- * @api private
- */
-
-function noop(){}
-
-/**
- * Socket constructor.
- *
- * @param {String|Object} uri or options
- * @param {Object} options
- * @api public
- */
-
-function Socket(uri, opts){
-  if (!(this instanceof Socket)) return new Socket(uri, opts);
-
-  opts = opts || {};
-
-  if (uri && 'object' == typeof uri) {
-    opts = uri;
-    uri = null;
-  }
-
-  if (uri) {
-    uri = parseuri(uri);
-    opts.hostname = uri.host;
-    opts.secure = uri.protocol == 'https' || uri.protocol == 'wss';
-    opts.port = uri.port;
-    if (uri.query) opts.query = uri.query;
-  } else if (opts.host) {
-    opts.hostname = parseuri(opts.host).host;
-  }
-
-  this.secure = null != opts.secure ? opts.secure :
-    (global.location && 'https:' == location.protocol);
-
-  if (opts.hostname && !opts.port) {
-    // if no port is specified manually, use the protocol default
-    opts.port = this.secure ? '443' : '80';
-  }
-
-  this.agent = opts.agent || false;
-  this.hostname = opts.hostname ||
-    (global.location ? location.hostname : 'localhost');
-  this.port = opts.port || (global.location && location.port ?
-       location.port :
-       (this.secure ? 443 : 80));
-  this.query = opts.query || {};
-  if ('string' == typeof this.query) this.query = parseqs.decode(this.query);
-  this.upgrade = false !== opts.upgrade;
-  this.path = (opts.path || '/engine.io').replace(/\/$/, '') + '/';
-  this.forceJSONP = !!opts.forceJSONP;
-  this.jsonp = false !== opts.jsonp;
-  this.forceBase64 = !!opts.forceBase64;
-  this.enablesXDR = !!opts.enablesXDR;
-  this.timestampParam = opts.timestampParam || 't';
-  this.timestampRequests = opts.timestampRequests;
-  this.transports = opts.transports || ['polling', 'websocket'];
-  this.readyState = '';
-  this.writeBuffer = [];
-  this.policyPort = opts.policyPort || 843;
-  this.rememberUpgrade = opts.rememberUpgrade || false;
-  this.binaryType = null;
-  this.onlyBinaryUpgrades = opts.onlyBinaryUpgrades;
-  this.perMessageDeflate = false !== opts.perMessageDeflate ? (opts.perMessageDeflate || {}) : false;
-
-  if (true === this.perMessageDeflate) this.perMessageDeflate = {};
-  if (this.perMessageDeflate && null == this.perMessageDeflate.threshold) {
-    this.perMessageDeflate.threshold = 1024;
-  }
-
-  // SSL options for Node.js client
-  this.pfx = opts.pfx || null;
-  this.key = opts.key || null;
-  this.passphrase = opts.passphrase || null;
-  this.cert = opts.cert || null;
-  this.ca = opts.ca || null;
-  this.ciphers = opts.ciphers || null;
-  this.rejectUnauthorized = opts.rejectUnauthorized === undefined ? null : opts.rejectUnauthorized;
-
-  // other options for Node.js client
-  var freeGlobal = typeof global == 'object' && global;
-  if (freeGlobal.global === freeGlobal) {
-    if (opts.extraHeaders && Object.keys(opts.extraHeaders).length > 0) {
-      this.extraHeaders = opts.extraHeaders;
-    }
-  }
-
-  this.open();
-}
-
-Socket.priorWebsocketSuccess = false;
-
-/**
- * Mix in `Emitter`.
- */
-
-Emitter(Socket.prototype);
-
-/**
- * Protocol version.
- *
- * @api public
- */
-
-Socket.protocol = parser.protocol; // this is an int
-
-/**
- * Expose deps for legacy compatibility
- * and standalone browser access.
- */
-
-Socket.Socket = Socket;
-Socket.Transport = _dereq_('./transport');
-Socket.transports = _dereq_('./transports');
-Socket.parser = _dereq_('engine.io-parser');
-
-/**
- * Creates transport of the given type.
- *
- * @param {String} transport name
- * @return {Transport}
- * @api private
- */
-
-Socket.prototype.createTransport = function (name) {
-  debug('creating transport "%s"', name);
-  var query = clone(this.query);
-
-  // append engine.io protocol identifier
-  query.EIO = parser.protocol;
-
-  // transport name
-  query.transport = name;
-
-  // session id if we already have one
-  if (this.id) query.sid = this.id;
-
-  var transport = new transports[name]({
-    agent: this.agent,
-    hostname: this.hostname,
-    port: this.port,
-    secure: this.secure,
-    path: this.path,
-    query: query,
-    forceJSONP: this.forceJSONP,
-    jsonp: this.jsonp,
-    forceBase64: this.forceBase64,
-    enablesXDR: this.enablesXDR,
-    timestampRequests: this.timestampRequests,
-    timestampParam: this.timestampParam,
-    policyPort: this.policyPort,
-    socket: this,
-    pfx: this.pfx,
-    key: this.key,
-    passphrase: this.passphrase,
-    cert: this.cert,
-    ca: this.ca,
-    ciphers: this.ciphers,
-    rejectUnauthorized: this.rejectUnauthorized,
-    perMessageDeflate: this.perMessageDeflate,
-    extraHeaders: this.extraHeaders
-  });
-
-  return transport;
-};
-
-function clone (obj) {
-  var o = {};
-  for (var i in obj) {
-    if (obj.hasOwnProperty(i)) {
-      o[i] = obj[i];
-    }
-  }
-  return o;
-}
-
-/**
- * Initializes transport to use and starts probe.
- *
- * @api private
- */
-Socket.prototype.open = function () {
-  var transport;
-  if (this.rememberUpgrade && Socket.priorWebsocketSuccess && this.transports.indexOf('websocket') != -1) {
-    transport = 'websocket';
-  } else if (0 === this.transports.length) {
-    // Emit error on next tick so it can be listened to
-    var self = this;
-    setTimeout(function() {
-      self.emit('error', 'No transports available');
-    }, 0);
-    return;
-  } else {
-    transport = this.transports[0];
-  }
-  this.readyState = 'opening';
-
-  // Retry with the next transport if the transport is disabled (jsonp: false)
-  try {
-    transport = this.createTransport(transport);
-  } catch (e) {
-    this.transports.shift();
-    this.open();
-    return;
-  }
-
-  transport.open();
-  this.setTransport(transport);
-};
-
-/**
- * Sets the current transport. Disables the existing one (if any).
- *
- * @api private
- */
-
-Socket.prototype.setTransport = function(transport){
-  debug('setting transport %s', transport.name);
-  var self = this;
-
-  if (this.transport) {
-    debug('clearing existing transport %s', this.transport.name);
-    this.transport.removeAllListeners();
-  }
-
-  // set up transport
-  this.transport = transport;
-
-  // set up transport listeners
-  transport
-  .on('drain', function(){
-    self.onDrain();
-  })
-  .on('packet', function(packet){
-    self.onPacket(packet);
-  })
-  .on('error', function(e){
-    self.onError(e);
-  })
-  .on('close', function(){
-    self.onClose('transport close');
-  });
-};
-
-/**
- * Probes a transport.
- *
- * @param {String} transport name
- * @api private
- */
-
-Socket.prototype.probe = function (name) {
-  debug('probing transport "%s"', name);
-  var transport = this.createTransport(name, { probe: 1 })
-    , failed = false
-    , self = this;
-
-  Socket.priorWebsocketSuccess = false;
-
-  function onTransportOpen(){
-    if (self.onlyBinaryUpgrades) {
-      var upgradeLosesBinary = !this.supportsBinary && self.transport.supportsBinary;
-      failed = failed || upgradeLosesBinary;
-    }
-    if (failed) return;
-
-    debug('probe transport "%s" opened', name);
-    transport.send([{ type: 'ping', data: 'probe' }]);
-    transport.once('packet', function (msg) {
-      if (failed) return;
-      if ('pong' == msg.type && 'probe' == msg.data) {
-        debug('probe transport "%s" pong', name);
-        self.upgrading = true;
-        self.emit('upgrading', transport);
-        if (!transport) return;
-        Socket.priorWebsocketSuccess = 'websocket' == transport.name;
-
-        debug('pausing current transport "%s"', self.transport.name);
-        self.transport.pause(function () {
-          if (failed) return;
-          if ('closed' == self.readyState) return;
-          debug('changing transport and sending upgrade packet');
-
-          cleanup();
-
-          self.setTransport(transport);
-          transport.send([{ type: 'upgrade' }]);
-          self.emit('upgrade', transport);
-          transport = null;
-          self.upgrading = false;
-          self.flush();
-        });
-      } else {
-        debug('probe transport "%s" failed', name);
-        var err = new Error('probe error');
-        err.transport = transport.name;
-        self.emit('upgradeError', err);
-      }
-    });
-  }
-
-  function freezeTransport() {
-    if (failed) return;
-
-    // Any callback called by transport should be ignored since now
-    failed = true;
-
-    cleanup();
-
-    transport.close();
-    transport = null;
-  }
-
-  //Handle any error that happens while probing
-  function onerror(err) {
-    var error = new Error('probe error: ' + err);
-    error.transport = transport.name;
-
-    freezeTransport();
-
-    debug('probe transport "%s" failed because of error: %s', name, err);
-
-    self.emit('upgradeError', error);
-  }
-
-  function onTransportClose(){
-    onerror("transport closed");
-  }
-
-  //When the socket is closed while we're probing
-  function onclose(){
-    onerror("socket closed");
-  }
-
-  //When the socket is upgraded while we're probing
-  function onupgrade(to){
-    if (transport && to.name != transport.name) {
-      debug('"%s" works - aborting "%s"', to.name, transport.name);
-      freezeTransport();
-    }
-  }
-
-  //Remove all listeners on the transport and on self
-  function cleanup(){
-    transport.removeListener('open', onTransportOpen);
-    transport.removeListener('error', onerror);
-    transport.removeListener('close', onTransportClose);
-    self.removeListener('close', onclose);
-    self.removeListener('upgrading', onupgrade);
-  }
-
-  transport.once('open', onTransportOpen);
-  transport.once('error', onerror);
-  transport.once('close', onTransportClose);
-
-  this.once('close', onclose);
-  this.once('upgrading', onupgrade);
-
-  transport.open();
-
-};
-
-/**
- * Called when connection is deemed open.
- *
- * @api public
- */
-
-Socket.prototype.onOpen = function () {
-  debug('socket open');
-  this.readyState = 'open';
-  Socket.priorWebsocketSuccess = 'websocket' == this.transport.name;
-  this.emit('open');
-  this.flush();
-
-  // we check for `readyState` in case an `open`
-  // listener already closed the socket
-  if ('open' == this.readyState && this.upgrade && this.transport.pause) {
-    debug('starting upgrade probes');
-    for (var i = 0, l = this.upgrades.length; i < l; i++) {
-      this.probe(this.upgrades[i]);
-    }
-  }
-};
-
-/**
- * Handles a packet.
- *
- * @api private
- */
-
-Socket.prototype.onPacket = function (packet) {
-  if ('opening' == this.readyState || 'open' == this.readyState) {
-    debug('socket receive: type "%s", data "%s"', packet.type, packet.data);
-
-    this.emit('packet', packet);
-
-    // Socket is live - any packet counts
-    this.emit('heartbeat');
-
-    switch (packet.type) {
-      case 'open':
-        this.onHandshake(parsejson(packet.data));
-        break;
-
-      case 'pong':
-        this.setPing();
-        this.emit('pong');
-        break;
-
-      case 'error':
-        var err = new Error('server error');
-        err.code = packet.data;
-        this.onError(err);
-        break;
-
-      case 'message':
-        this.emit('data', packet.data);
-        this.emit('message', packet.data);
-        break;
-    }
-  } else {
-    debug('packet received with socket readyState "%s"', this.readyState);
-  }
-};
-
-/**
- * Called upon handshake completion.
- *
- * @param {Object} handshake obj
- * @api private
- */
-
-Socket.prototype.onHandshake = function (data) {
-  this.emit('handshake', data);
-  this.id = data.sid;
-  this.transport.query.sid = data.sid;
-  this.upgrades = this.filterUpgrades(data.upgrades);
-  this.pingInterval = data.pingInterval;
-  this.pingTimeout = data.pingTimeout;
-  this.onOpen();
-  // In case open handler closes socket
-  if  ('closed' == this.readyState) return;
-  this.setPing();
-
-  // Prolong liveness of socket on heartbeat
-  this.removeListener('heartbeat', this.onHeartbeat);
-  this.on('heartbeat', this.onHeartbeat);
-};
-
-/**
- * Resets ping timeout.
- *
- * @api private
- */
-
-Socket.prototype.onHeartbeat = function (timeout) {
-  clearTimeout(this.pingTimeoutTimer);
-  var self = this;
-  self.pingTimeoutTimer = setTimeout(function () {
-    if ('closed' == self.readyState) return;
-    self.onClose('ping timeout');
-  }, timeout || (self.pingInterval + self.pingTimeout));
-};
-
-/**
- * Pings server every `this.pingInterval` and expects response
- * within `this.pingTimeout` or closes connection.
- *
- * @api private
- */
-
-Socket.prototype.setPing = function () {
-  var self = this;
-  clearTimeout(self.pingIntervalTimer);
-  self.pingIntervalTimer = setTimeout(function () {
-    debug('writing ping packet - expecting pong within %sms', self.pingTimeout);
-    self.ping();
-    self.onHeartbeat(self.pingTimeout);
-  }, self.pingInterval);
-};
-
-/**
-* Sends a ping packet.
-*
-* @api private
-*/
-
-Socket.prototype.ping = function () {
-  var self = this;
-  this.sendPacket('ping', function(){
-    self.emit('ping');
-  });
-};
-
-/**
- * Called on `drain` event
- *
- * @api private
- */
-
-Socket.prototype.onDrain = function() {
-  this.writeBuffer.splice(0, this.prevBufferLen);
-
-  // setting prevBufferLen = 0 is very important
-  // for example, when upgrading, upgrade packet is sent over,
-  // and a nonzero prevBufferLen could cause problems on `drain`
-  this.prevBufferLen = 0;
-
-  if (0 === this.writeBuffer.length) {
-    this.emit('drain');
-  } else {
-    this.flush();
-  }
-};
-
-/**
- * Flush write buffers.
- *
- * @api private
- */
-
-Socket.prototype.flush = function () {
-  if ('closed' != this.readyState && this.transport.writable &&
-    !this.upgrading && this.writeBuffer.length) {
-    debug('flushing %d packets in socket', this.writeBuffer.length);
-    this.transport.send(this.writeBuffer);
-    // keep track of current length of writeBuffer
-    // splice writeBuffer and callbackBuffer on `drain`
-    this.prevBufferLen = this.writeBuffer.length;
-    this.emit('flush');
-  }
-};
-
-/**
- * Sends a message.
- *
- * @param {String} message.
- * @param {Function} callback function.
- * @param {Object} options.
- * @return {Socket} for chaining.
- * @api public
- */
-
-Socket.prototype.write =
-Socket.prototype.send = function (msg, options, fn) {
-  this.sendPacket('message', msg, options, fn);
-  return this;
-};
-
-/**
- * Sends a packet.
- *
- * @param {String} packet type.
- * @param {String} data.
- * @param {Object} options.
- * @param {Function} callback function.
- * @api private
- */
-
-Socket.prototype.sendPacket = function (type, data, options, fn) {
-  if('function' == typeof data) {
-    fn = data;
-    data = undefined;
-  }
-
-  if ('function' == typeof options) {
-    fn = options;
-    options = null;
-  }
-
-  if ('closing' == this.readyState || 'closed' == this.readyState) {
-    return;
-  }
-
-  options = options || {};
-  options.compress = false !== options.compress;
-
-  var packet = {
-    type: type,
-    data: data,
-    options: options
-  };
-  this.emit('packetCreate', packet);
-  this.writeBuffer.push(packet);
-  if (fn) this.once('flush', fn);
-  this.flush();
-};
-
-/**
- * Closes the connection.
- *
- * @api private
- */
-
-Socket.prototype.close = function () {
-  if ('opening' == this.readyState || 'open' == this.readyState) {
-    this.readyState = 'closing';
-
-    var self = this;
-
-    if (this.writeBuffer.length) {
-      this.once('drain', function() {
-        if (this.upgrading) {
-          waitForUpgrade();
-        } else {
-          close();
-        }
-      });
-    } else if (this.upgrading) {
-      waitForUpgrade();
-    } else {
-      close();
-    }
-  }
-
-  function close() {
-    self.onClose('forced close');
-    debug('socket closing - telling transport to close');
-    self.transport.close();
-  }
-
-  function cleanupAndClose() {
-    self.removeListener('upgrade', cleanupAndClose);
-    self.removeListener('upgradeError', cleanupAndClose);
-    close();
-  }
-
-  function waitForUpgrade() {
-    // wait for upgrade to finish since we can't send packets while pausing a transport
-    self.once('upgrade', cleanupAndClose);
-    self.once('upgradeError', cleanupAndClose);
-  }
-
-  return this;
-};
-
-/**
- * Called upon transport error
- *
- * @api private
- */
-
-Socket.prototype.onError = function (err) {
-  debug('socket error %j', err);
-  Socket.priorWebsocketSuccess = false;
-  this.emit('error', err);
-  this.onClose('transport error', err);
-};
-
-/**
- * Called upon transport close.
- *
- * @api private
- */
-
-Socket.prototype.onClose = function (reason, desc) {
-  if ('opening' == this.readyState || 'open' == this.readyState || 'closing' == this.readyState) {
-    debug('socket close with reason: "%s"', reason);
-    var self = this;
-
-    // clear timers
-    clearTimeout(this.pingIntervalTimer);
-    clearTimeout(this.pingTimeoutTimer);
-
-    // stop event from firing again for transport
-    this.transport.removeAllListeners('close');
-
-    // ensure transport won't stay open
-    this.transport.close();
-
-    // ignore further transport communication
-    this.transport.removeAllListeners();
-
-    // set ready state
-    this.readyState = 'closed';
-
-    // clear session id
-    this.id = null;
-
-    // emit close event
-    this.emit('close', reason, desc);
-
-    // clean buffers after, so users can still
-    // grab the buffers on `close` event
-    self.writeBuffer = [];
-    self.prevBufferLen = 0;
-  }
-};
-
-/**
- * Filters upgrades, returning only those matching client transports.
- *
- * @param {Array} server upgrades
- * @api private
- *
- */
-
-Socket.prototype.filterUpgrades = function (upgrades) {
-  var filteredUpgrades = [];
-  for (var i = 0, j = upgrades.length; i<j; i++) {
-    if (~index(this.transports, upgrades[i])) filteredUpgrades.push(upgrades[i]);
-  }
-  return filteredUpgrades;
-};
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{"./transport":4,"./transports":5,"component-emitter":15,"debug":17,"engine.io-parser":19,"indexof":23,"parsejson":26,"parseqs":27,"parseuri":28}],4:[function(_dereq_,module,exports){
-/**
- * Module dependencies.
- */
-
-var parser = _dereq_('engine.io-parser');
-var Emitter = _dereq_('component-emitter');
-
-/**
- * Module exports.
- */
-
-module.exports = Transport;
-
-/**
- * Transport abstract constructor.
- *
- * @param {Object} options.
- * @api private
- */
-
-function Transport (opts) {
-  this.path = opts.path;
-  this.hostname = opts.hostname;
-  this.port = opts.port;
-  this.secure = opts.secure;
-  this.query = opts.query;
-  this.timestampParam = opts.timestampParam;
-  this.timestampRequests = opts.timestampRequests;
-  this.readyState = '';
-  this.agent = opts.agent || false;
-  this.socket = opts.socket;
-  this.enablesXDR = opts.enablesXDR;
-
-  // SSL options for Node.js client
-  this.pfx = opts.pfx;
-  this.key = opts.key;
-  this.passphrase = opts.passphrase;
-  this.cert = opts.cert;
-  this.ca = opts.ca;
-  this.ciphers = opts.ciphers;
-  this.rejectUnauthorized = opts.rejectUnauthorized;
-
-  // other options for Node.js client
-  this.extraHeaders = opts.extraHeaders;
-}
-
-/**
- * Mix in `Emitter`.
- */
-
-Emitter(Transport.prototype);
-
-/**
- * Emits an error.
- *
- * @param {String} str
- * @return {Transport} for chaining
- * @api public
- */
-
-Transport.prototype.onError = function (msg, desc) {
-  var err = new Error(msg);
-  err.type = 'TransportError';
-  err.description = desc;
-  this.emit('error', err);
-  return this;
-};
-
-/**
- * Opens the transport.
- *
- * @api public
- */
-
-Transport.prototype.open = function () {
-  if ('closed' == this.readyState || '' == this.readyState) {
-    this.readyState = 'opening';
-    this.doOpen();
-  }
-
-  return this;
-};
-
-/**
- * Closes the transport.
- *
- * @api private
- */
-
-Transport.prototype.close = function () {
-  if ('opening' == this.readyState || 'open' == this.readyState) {
-    this.doClose();
-    this.onClose();
-  }
-
-  return this;
-};
-
-/**
- * Sends multiple packets.
- *
- * @param {Array} packets
- * @api private
- */
-
-Transport.prototype.send = function(packets){
-  if ('open' == this.readyState) {
-    this.write(packets);
-  } else {
-    throw new Error('Transport not open');
-  }
-};
-
-/**
- * Called upon open
- *
- * @api private
- */
-
-Transport.prototype.onOpen = function () {
-  this.readyState = 'open';
-  this.writable = true;
-  this.emit('open');
-};
-
-/**
- * Called with data.
- *
- * @param {String} data
- * @api private
- */
-
-Transport.prototype.onData = function(data){
-  var packet = parser.decodePacket(data, this.socket.binaryType);
-  this.onPacket(packet);
-};
-
-/**
- * Called with a decoded packet.
- */
-
-Transport.prototype.onPacket = function (packet) {
-  this.emit('packet', packet);
-};
-
-/**
- * Called upon close.
- *
- * @api private
- */
-
-Transport.prototype.onClose = function () {
-  this.readyState = 'closed';
-  this.emit('close');
-};
-
-},{"component-emitter":15,"engine.io-parser":19}],5:[function(_dereq_,module,exports){
-(function (global){
-/**
- * Module dependencies
- */
-
-var XMLHttpRequest = _dereq_('xmlhttprequest-ssl');
-var XHR = _dereq_('./polling-xhr');
-var JSONP = _dereq_('./polling-jsonp');
-var websocket = _dereq_('./websocket');
-
-/**
- * Export transports.
- */
-
-exports.polling = polling;
-exports.websocket = websocket;
-
-/**
- * Polling transport polymorphic constructor.
- * Decides on xhr vs jsonp based on feature detection.
- *
- * @api private
- */
-
-function polling(opts){
-  var xhr;
-  var xd = false;
-  var xs = false;
-  var jsonp = false !== opts.jsonp;
-
-  if (global.location) {
-    var isSSL = 'https:' == location.protocol;
-    var port = location.port;
-
-    // some user agents have empty `location.port`
-    if (!port) {
-      port = isSSL ? 443 : 80;
-    }
-
-    xd = opts.hostname != location.hostname || port != opts.port;
-    xs = opts.secure != isSSL;
-  }
-
-  opts.xdomain = xd;
-  opts.xscheme = xs;
-  xhr = new XMLHttpRequest(opts);
-
-  if ('open' in xhr && !opts.forceJSONP) {
-    return new XHR(opts);
-  } else {
-    if (!jsonp) throw new Error('JSONP disabled');
-    return new JSONP(opts);
-  }
-}
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{"./polling-jsonp":6,"./polling-xhr":7,"./websocket":9,"xmlhttprequest-ssl":10}],6:[function(_dereq_,module,exports){
-(function (global){
-
-/**
- * Module requirements.
- */
-
-var Polling = _dereq_('./polling');
-var inherit = _dereq_('component-inherit');
-
-/**
- * Module exports.
- */
-
-module.exports = JSONPPolling;
-
-/**
- * Cached regular expressions.
- */
-
-var rNewline = /\n/g;
-var rEscapedNewline = /\\n/g;
-
-/**
- * Global JSONP callbacks.
- */
-
-var callbacks;
-
-/**
- * Callbacks count.
- */
-
-var index = 0;
-
-/**
- * Noop.
- */
-
-function empty () { }
-
-/**
- * JSONP Polling constructor.
- *
- * @param {Object} opts.
- * @api public
- */
-
-function JSONPPolling (opts) {
-  Polling.call(this, opts);
-
-  this.query = this.query || {};
-
-  // define global callbacks array if not present
-  // we do this here (lazily) to avoid unneeded global pollution
-  if (!callbacks) {
-    // we need to consider multiple engines in the same page
-    if (!global.___eio) global.___eio = [];
-    callbacks = global.___eio;
-  }
-
-  // callback identifier
-  this.index = callbacks.length;
-
-  // add callback to jsonp global
-  var self = this;
-  callbacks.push(function (msg) {
-    self.onData(msg);
-  });
-
-  // append to query string
-  this.query.j = this.index;
-
-  // prevent spurious errors from being emitted when the window is unloaded
-  if (global.document && global.addEventListener) {
-    global.addEventListener('beforeunload', function () {
-      if (self.script) self.script.onerror = empty;
-    }, false);
-  }
-}
-
-/**
- * Inherits from Polling.
- */
-
-inherit(JSONPPolling, Polling);
-
-/*
- * JSONP only supports binary as base64 encoded strings
- */
-
-JSONPPolling.prototype.supportsBinary = false;
-
-/**
- * Closes the socket.
- *
- * @api private
- */
-
-JSONPPolling.prototype.doClose = function () {
-  if (this.script) {
-    this.script.parentNode.removeChild(this.script);
-    this.script = null;
-  }
-
-  if (this.form) {
-    this.form.parentNode.removeChild(this.form);
-    this.form = null;
-    this.iframe = null;
-  }
-
-  Polling.prototype.doClose.call(this);
-};
-
-/**
- * Starts a poll cycle.
- *
- * @api private
- */
-
-JSONPPolling.prototype.doPoll = function () {
-  var self = this;
-  var script = document.createElement('script');
-
-  if (this.script) {
-    this.script.parentNode.removeChild(this.script);
-    this.script = null;
-  }
-
-  script.async = true;
-  script.src = this.uri();
-  script.onerror = function(e){
-    self.onError('jsonp poll error',e);
-  };
-
-  var insertAt = document.getElementsByTagName('script')[0];
-  if (insertAt) {
-    insertAt.parentNode.insertBefore(script, insertAt);
-  }
-  else {
-    (document.head || document.body).appendChild(script);
-  }
-  this.script = script;
-
-  var isUAgecko = 'undefined' != typeof navigator && 'undefined' != typeof navigator.userAgent && /gecko/i.test(navigator.userAgent);
-
-  if (isUAgecko) {
-    setTimeout(function () {
-      var iframe = document.createElement('iframe');
-      document.body.appendChild(iframe);
-      document.body.removeChild(iframe);
-    }, 100);
-  }
-};
-
-/**
- * Writes with a hidden iframe.
- *
- * @param {String} data to send
- * @param {Function} called upon flush.
- * @api private
- */
-
-JSONPPolling.prototype.doWrite = function (data, fn) {
-  var self = this;
-
-  if (!this.form) {
-    var form = document.createElement('form');
-    var area = document.createElement('textarea');
-    var id = this.iframeId = 'eio_iframe_' + this.index;
-    var iframe;
-
-    form.className = 'socketio';
-    form.style.position = 'absolute';
-    form.style.top = '-1000px';
-    form.style.left = '-1000px';
-    form.target = id;
-    form.method = 'POST';
-    form.setAttribute('accept-charset', 'utf-8');
-    area.name = 'd';
-    form.appendChild(area);
-    document.body.appendChild(form);
-
-    this.form = form;
-    this.area = area;
-  }
-
-  this.form.action = this.uri();
-
-  function complete () {
-    initIframe();
-    fn();
-  }
-
-  function initIframe () {
-    if (self.iframe) {
-      try {
-        self.form.removeChild(self.iframe);
-      } catch (e) {
-        self.onError('jsonp polling iframe removal error', e);
-      }
-    }
-
-    try {
-      // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
-      var html = '<iframe src="javascript:0" name="'+ self.iframeId +'">';
-      iframe = document.createElement(html);
-    } catch (e) {
-      iframe = document.createElement('iframe');
-      iframe.name = self.iframeId;
-      iframe.src = 'javascript:0';
-    }
-
-    iframe.id = self.iframeId;
-
-    self.form.appendChild(iframe);
-    self.iframe = iframe;
-  }
-
-  initIframe();
-
-  // escape \n to prevent it from being converted into \r\n by some UAs
-  // double escaping is required for escaped new lines because unescaping of new lines can be done safely on server-side
-  data = data.replace(rEscapedNewline, '\\\n');
-  this.area.value = data.replace(rNewline, '\\n');
-
-  try {
-    this.form.submit();
-  } catch(e) {}
-
-  if (this.iframe.attachEvent) {
-    this.iframe.onreadystatechange = function(){
-      if (self.iframe.readyState == 'complete') {
-        complete();
-      }
-    };
-  } else {
-    this.iframe.onload = complete;
-  }
-};
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{"./polling":8,"component-inherit":16}],7:[function(_dereq_,module,exports){
-(function (global){
-/**
- * Module requirements.
- */
-
-var XMLHttpRequest = _dereq_('xmlhttprequest-ssl');
-var Polling = _dereq_('./polling');
-var Emitter = _dereq_('component-emitter');
-var inherit = _dereq_('component-inherit');
-var debug = _dereq_('debug')('engine.io-client:polling-xhr');
-
-/**
- * Module exports.
- */
-
-module.exports = XHR;
-module.exports.Request = Request;
-
-/**
- * Empty function
- */
-
-function empty(){}
-
-/**
- * XHR Polling constructor.
- *
- * @param {Object} opts
- * @api public
- */
-
-function XHR(opts){
-  Polling.call(this, opts);
-
-  if (global.location) {
-    var isSSL = 'https:' == location.protocol;
-    var port = location.port;
-
-    // some user agents have empty `location.port`
-    if (!port) {
-      port = isSSL ? 443 : 80;
-    }
-
-    this.xd = opts.hostname != global.location.hostname ||
-      port != opts.port;
-    this.xs = opts.secure != isSSL;
-  } else {
-    this.extraHeaders = opts.extraHeaders;
-  }
-}
-
-/**
- * Inherits from Polling.
- */
-
-inherit(XHR, Polling);
-
-/**
- * XHR supports binary
- */
-
-XHR.prototype.supportsBinary = true;
-
-/**
- * Creates a request.
- *
- * @param {String} method
- * @api private
- */
-
-XHR.prototype.request = function(opts){
-  opts = opts || {};
-  opts.uri = this.uri();
-  opts.xd = this.xd;
-  opts.xs = this.xs;
-  opts.agent = this.agent || false;
-  opts.supportsBinary = this.supportsBinary;
-  opts.enablesXDR = this.enablesXDR;
-
-  // SSL options for Node.js client
-  opts.pfx = this.pfx;
-  opts.key = this.key;
-  opts.passphrase = this.passphrase;
-  opts.cert = this.cert;
-  opts.ca = this.ca;
-  opts.ciphers = this.ciphers;
-  opts.rejectUnauthorized = this.rejectUnauthorized;
-
-  // other options for Node.js client
-  opts.extraHeaders = this.extraHeaders;
-
-  return new Request(opts);
-};
-
-/**
- * Sends data.
- *
- * @param {String} data to send.
- * @param {Function} called upon flush.
- * @api private
- */
-
-XHR.prototype.doWrite = function(data, fn){
-  var isBinary = typeof data !== 'string' && data !== undefined;
-  var req = this.request({ method: 'POST', data: data, isBinary: isBinary });
-  var self = this;
-  req.on('success', fn);
-  req.on('error', function(err){
-    self.onError('xhr post error', err);
-  });
-  this.sendXhr = req;
-};
-
-/**
- * Starts a poll cycle.
- *
- * @api private
- */
-
-XHR.prototype.doPoll = function(){
-  debug('xhr poll');
-  var req = this.request();
-  var self = this;
-  req.on('data', function(data){
-    self.onData(data);
-  });
-  req.on('error', function(err){
-    self.onError('xhr poll error', err);
-  });
-  this.pollXhr = req;
-};
-
-/**
- * Request constructor
- *
- * @param {Object} options
- * @api public
- */
-
-function Request(opts){
-  this.method = opts.method || 'GET';
-  this.uri = opts.uri;
-  this.xd = !!opts.xd;
-  this.xs = !!opts.xs;
-  this.async = false !== opts.async;
-  this.data = undefined != opts.data ? opts.data : null;
-  this.agent = opts.agent;
-  this.isBinary = opts.isBinary;
-  this.supportsBinary = opts.supportsBinary;
-  this.enablesXDR = opts.enablesXDR;
-
-  // SSL options for Node.js client
-  this.pfx = opts.pfx;
-  this.key = opts.key;
-  this.passphrase = opts.passphrase;
-  this.cert = opts.cert;
-  this.ca = opts.ca;
-  this.ciphers = opts.ciphers;
-  this.rejectUnauthorized = opts.rejectUnauthorized;
-
-  // other options for Node.js client
-  this.extraHeaders = opts.extraHeaders;
-
-  this.create();
-}
-
-/**
- * Mix in `Emitter`.
- */
-
-Emitter(Request.prototype);
-
-/**
- * Creates the XHR object and sends the request.
- *
- * @api private
- */
-
-Request.prototype.create = function(){
-  var opts = { agent: this.agent, xdomain: this.xd, xscheme: this.xs, enablesXDR: this.enablesXDR };
-
-  // SSL options for Node.js client
-  opts.pfx = this.pfx;
-  opts.key = this.key;
-  opts.passphrase = this.passphrase;
-  opts.cert = this.cert;
-  opts.ca = this.ca;
-  opts.ciphers = this.ciphers;
-  opts.rejectUnauthorized = this.rejectUnauthorized;
-
-  var xhr = this.xhr = new XMLHttpRequest(opts);
-  var self = this;
-
-  try {
-    debug('xhr open %s: %s', this.method, this.uri);
-    xhr.open(this.method, this.uri, this.async);
-    try {
-      if (this.extraHeaders) {
-        xhr.setDisableHeaderCheck(true);
-        for (var i in this.extraHeaders) {
-          if (this.extraHeaders.hasOwnProperty(i)) {
-            xhr.setRequestHeader(i, this.extraHeaders[i]);
-          }
-        }
-      }
-    } catch (e) {}
-    if (this.supportsBinary) {
-      // This has to be done after open because Firefox is stupid
-      // http://stackoverflow.com/questions/13216903/get-binary-data-with-xmlhttprequest-in-a-firefox-extension
-      xhr.responseType = 'arraybuffer';
-    }
-
-    if ('POST' == this.method) {
-      try {
-        if (this.isBinary) {
-          xhr.setRequestHeader('Content-type', 'application/octet-stream');
-        } else {
-          xhr.setRequestHeader('Content-type', 'text/plain;charset=UTF-8');
-        }
-      } catch (e) {}
-    }
-
-    // ie6 check
-    if ('withCredentials' in xhr) {
-      xhr.withCredentials = true;
-    }
-
-    if (this.hasXDR()) {
-      xhr.onload = function(){
-        self.onLoad();
-      };
-      xhr.onerror = function(){
-        self.onError(xhr.responseText);
-      };
-    } else {
-      xhr.onreadystatechange = function(){
-        if (4 != xhr.readyState) return;
-        if (200 == xhr.status || 1223 == xhr.status) {
-          self.onLoad();
-        } else {
-          // make sure the `error` event handler that's user-set
-          // does not throw in the same tick and gets caught here
-          setTimeout(function(){
-            self.onError(xhr.status);
-          }, 0);
-        }
-      };
-    }
-
-    debug('xhr data %s', this.data);
-    xhr.send(this.data);
-  } catch (e) {
-    // Need to defer since .create() is called directly fhrom the constructor
-    // and thus the 'error' event can only be only bound *after* this exception
-    // occurs.  Therefore, also, we cannot throw here at all.
-    setTimeout(function() {
-      self.onError(e);
-    }, 0);
-    return;
-  }
-
-  if (global.document) {
-    this.index = Request.requestsCount++;
-    Request.requests[this.index] = this;
-  }
-};
-
-/**
- * Called upon successful response.
- *
- * @api private
- */
-
-Request.prototype.onSuccess = function(){
-  this.emit('success');
-  this.cleanup();
-};
-
-/**
- * Called if we have data.
- *
- * @api private
- */
-
-Request.prototype.onData = function(data){
-  this.emit('data', data);
-  this.onSuccess();
-};
-
-/**
- * Called upon error.
- *
- * @api private
- */
-
-Request.prototype.onError = function(err){
-  this.emit('error', err);
-  this.cleanup(true);
-};
-
-/**
- * Cleans up house.
- *
- * @api private
- */
-
-Request.prototype.cleanup = function(fromError){
-  if ('undefined' == typeof this.xhr || null === this.xhr) {
-    return;
-  }
-  // xmlhttprequest
-  if (this.hasXDR()) {
-    this.xhr.onload = this.xhr.onerror = empty;
-  } else {
-    this.xhr.onreadystatechange = empty;
-  }
-
-  if (fromError) {
-    try {
-      this.xhr.abort();
-    } catch(e) {}
-  }
-
-  if (global.document) {
-    delete Request.requests[this.index];
-  }
-
-  this.xhr = null;
-};
-
-/**
- * Called upon load.
- *
- * @api private
- */
-
-Request.prototype.onLoad = function(){
-  var data;
-  try {
-    var contentType;
-    try {
-      contentType = this.xhr.getResponseHeader('Content-Type').split(';')[0];
-    } catch (e) {}
-    if (contentType === 'application/octet-stream') {
-      data = this.xhr.response;
-    } else {
-      if (!this.supportsBinary) {
-        data = this.xhr.responseText;
-      } else {
-        try {
-          data = String.fromCharCode.apply(null, new Uint8Array(this.xhr.response));
-        } catch (e) {
-          var ui8Arr = new Uint8Array(this.xhr.response);
-          var dataArray = [];
-          for (var idx = 0, length = ui8Arr.length; idx < length; idx++) {
-            dataArray.push(ui8Arr[idx]);
-          }
-
-          data = String.fromCharCode.apply(null, dataArray);
-        }
-      }
-    }
-  } catch (e) {
-    this.onError(e);
-  }
-  if (null != data) {
-    this.onData(data);
-  }
-};
-
-/**
- * Check if it has XDomainRequest.
- *
- * @api private
- */
-
-Request.prototype.hasXDR = function(){
-  return 'undefined' !== typeof global.XDomainRequest && !this.xs && this.enablesXDR;
-};
-
-/**
- * Aborts the request.
- *
- * @api public
- */
-
-Request.prototype.abort = function(){
-  this.cleanup();
-};
-
-/**
- * Aborts pending requests when unloading the window. This is needed to prevent
- * memory leaks (e.g. when using IE) and to ensure that no spurious error is
- * emitted.
- */
-
-if (global.document) {
-  Request.requestsCount = 0;
-  Request.requests = {};
-  if (global.attachEvent) {
-    global.attachEvent('onunload', unloadHandler);
-  } else if (global.addEventListener) {
-    global.addEventListener('beforeunload', unloadHandler, false);
-  }
-}
-
-function unloadHandler() {
-  for (var i in Request.requests) {
-    if (Request.requests.hasOwnProperty(i)) {
-      Request.requests[i].abort();
-    }
-  }
-}
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{"./polling":8,"component-emitter":15,"component-inherit":16,"debug":17,"xmlhttprequest-ssl":10}],8:[function(_dereq_,module,exports){
-/**
- * Module dependencies.
- */
-
-var Transport = _dereq_('../transport');
-var parseqs = _dereq_('parseqs');
-var parser = _dereq_('engine.io-parser');
-var inherit = _dereq_('component-inherit');
-var yeast = _dereq_('yeast');
-var debug = _dereq_('debug')('engine.io-client:polling');
-
-/**
- * Module exports.
- */
-
-module.exports = Polling;
-
-/**
- * Is XHR2 supported?
- */
-
-var hasXHR2 = (function() {
-  var XMLHttpRequest = _dereq_('xmlhttprequest-ssl');
-  var xhr = new XMLHttpRequest({ xdomain: false });
-  return null != xhr.responseType;
-})();
-
-/**
- * Polling interface.
- *
- * @param {Object} opts
- * @api private
- */
-
-function Polling(opts){
-  var forceBase64 = (opts && opts.forceBase64);
-  if (!hasXHR2 || forceBase64) {
-    this.supportsBinary = false;
-  }
-  Transport.call(this, opts);
-}
-
-/**
- * Inherits from Transport.
- */
-
-inherit(Polling, Transport);
-
-/**
- * Transport name.
- */
-
-Polling.prototype.name = 'polling';
-
-/**
- * Opens the socket (triggers polling). We write a PING message to determine
- * when the transport is open.
- *
- * @api private
- */
-
-Polling.prototype.doOpen = function(){
-  this.poll();
-};
-
-/**
- * Pauses polling.
- *
- * @param {Function} callback upon buffers are flushed and transport is paused
- * @api private
- */
-
-Polling.prototype.pause = function(onPause){
-  var pending = 0;
-  var self = this;
-
-  this.readyState = 'pausing';
-
-  function pause(){
-    debug('paused');
-    self.readyState = 'paused';
-    onPause();
-  }
-
-  if (this.polling || !this.writable) {
-    var total = 0;
-
-    if (this.polling) {
-      debug('we are currently polling - waiting to pause');
-      total++;
-      this.once('pollComplete', function(){
-        debug('pre-pause polling complete');
-        --total || pause();
-      });
-    }
-
-    if (!this.writable) {
-      debug('we are currently writing - waiting to pause');
-      total++;
-      this.once('drain', function(){
-        debug('pre-pause writing complete');
-        --total || pause();
-      });
-    }
-  } else {
-    pause();
-  }
-};
-
-/**
- * Starts polling cycle.
- *
- * @api public
- */
-
-Polling.prototype.poll = function(){
-  debug('polling');
-  this.polling = true;
-  this.doPoll();
-  this.emit('poll');
-};
-
-/**
- * Overloads onData to detect payloads.
- *
- * @api private
- */
-
-Polling.prototype.onData = function(data){
-  var self = this;
-  debug('polling got data %s', data);
-  var callback = function(packet, index, total) {
-    // if its the first message we consider the transport open
-    if ('opening' == self.readyState) {
-      self.onOpen();
-    }
-
-    // if its a close packet, we close the ongoing requests
-    if ('close' == packet.type) {
-      self.onClose();
-      return false;
-    }
-
-    // otherwise bypass onData and handle the message
-    self.onPacket(packet);
-  };
-
-  // decode payload
-  parser.decodePayload(data, this.socket.binaryType, callback);
-
-  // if an event did not trigger closing
-  if ('closed' != this.readyState) {
-    // if we got data we're not polling
-    this.polling = false;
-    this.emit('pollComplete');
-
-    if ('open' == this.readyState) {
-      this.poll();
-    } else {
-      debug('ignoring poll - transport state "%s"', this.readyState);
-    }
-  }
-};
-
-/**
- * For polling, send a close packet.
- *
- * @api private
- */
-
-Polling.prototype.doClose = function(){
-  var self = this;
-
-  function close(){
-    debug('writing close packet');
-    self.write([{ type: 'close' }]);
-  }
-
-  if ('open' == this.readyState) {
-    debug('transport open - closing');
-    close();
-  } else {
-    // in case we're trying to close while
-    // handshaking is in progress (GH-164)
-    debug('transport not open - deferring close');
-    this.once('open', close);
-  }
-};
-
-/**
- * Writes a packets payload.
- *
- * @param {Array} data packets
- * @param {Function} drain callback
- * @api private
- */
-
-Polling.prototype.write = function(packets){
-  var self = this;
-  this.writable = false;
-  var callbackfn = function() {
-    self.writable = true;
-    self.emit('drain');
-  };
-
-  var self = this;
-  parser.encodePayload(packets, this.supportsBinary, function(data) {
-    self.doWrite(data, callbackfn);
-  });
-};
-
-/**
- * Generates uri for connection.
- *
- * @api private
- */
-
-Polling.prototype.uri = function(){
-  var query = this.query || {};
-  var schema = this.secure ? 'https' : 'http';
-  var port = '';
-
-  // cache busting is forced
-  if (false !== this.timestampRequests) {
-    query[this.timestampParam] = yeast();
-  }
-
-  if (!this.supportsBinary && !query.sid) {
-    query.b64 = 1;
-  }
-
-  query = parseqs.encode(query);
-
-  // avoid port if default for schema
-  if (this.port && (('https' == schema && this.port != 443) ||
-     ('http' == schema && this.port != 80))) {
-    port = ':' + this.port;
-  }
-
-  // prepend ? to query
-  if (query.length) {
-    query = '?' + query;
-  }
-
-  var ipv6 = this.hostname.indexOf(':') !== -1;
-  return schema + '://' + (ipv6 ? '[' + this.hostname + ']' : this.hostname) + port + this.path + query;
-};
-
-},{"../transport":4,"component-inherit":16,"debug":17,"engine.io-parser":19,"parseqs":27,"xmlhttprequest-ssl":10,"yeast":30}],9:[function(_dereq_,module,exports){
-(function (global){
-/**
- * Module dependencies.
- */
-
-var Transport = _dereq_('../transport');
-var parser = _dereq_('engine.io-parser');
-var parseqs = _dereq_('parseqs');
-var inherit = _dereq_('component-inherit');
-var yeast = _dereq_('yeast');
-var debug = _dereq_('debug')('engine.io-client:websocket');
-var BrowserWebSocket = global.WebSocket || global.MozWebSocket;
-
-/**
- * Get either the `WebSocket` or `MozWebSocket` globals
- * in the browser or try to resolve WebSocket-compatible
- * interface exposed by `ws` for Node-like environment.
- */
-
-var WebSocket = BrowserWebSocket;
-if (!WebSocket && typeof window === 'undefined') {
-  try {
-    WebSocket = _dereq_('ws');
-  } catch (e) { }
-}
-
-/**
- * Module exports.
- */
-
-module.exports = WS;
-
-/**
- * WebSocket transport constructor.
- *
- * @api {Object} connection options
- * @api public
- */
-
-function WS(opts){
-  var forceBase64 = (opts && opts.forceBase64);
-  if (forceBase64) {
-    this.supportsBinary = false;
-  }
-  this.perMessageDeflate = opts.perMessageDeflate;
-  Transport.call(this, opts);
-}
-
-/**
- * Inherits from Transport.
- */
-
-inherit(WS, Transport);
-
-/**
- * Transport name.
- *
- * @api public
- */
-
-WS.prototype.name = 'websocket';
-
-/*
- * WebSockets support binary
- */
-
-WS.prototype.supportsBinary = true;
-
-/**
- * Opens socket.
- *
- * @api private
- */
-
-WS.prototype.doOpen = function(){
-  if (!this.check()) {
-    // let probe timeout
-    return;
-  }
-
-  var self = this;
-  var uri = this.uri();
-  var protocols = void(0);
-  var opts = {
-    agent: this.agent,
-    perMessageDeflate: this.perMessageDeflate
-  };
-
-  // SSL options for Node.js client
-  opts.pfx = this.pfx;
-  opts.key = this.key;
-  opts.passphrase = this.passphrase;
-  opts.cert = this.cert;
-  opts.ca = this.ca;
-  opts.ciphers = this.ciphers;
-  opts.rejectUnauthorized = this.rejectUnauthorized;
-  if (this.extraHeaders) {
-    opts.headers = this.extraHeaders;
-  }
-
-  this.ws = BrowserWebSocket ? new WebSocket(uri) : new WebSocket(uri, protocols, opts);
-
-  if (this.ws.binaryType === undefined) {
-    this.supportsBinary = false;
-  }
-
-  if (this.ws.supports && this.ws.supports.binary) {
-    this.supportsBinary = true;
-    this.ws.binaryType = 'buffer';
-  } else {
-    this.ws.binaryType = 'arraybuffer';
-  }
-
-  this.addEventListeners();
-};
-
-/**
- * Adds event listeners to the socket
- *
- * @api private
- */
-
-WS.prototype.addEventListeners = function(){
-  var self = this;
-
-  this.ws.onopen = function(){
-    self.onOpen();
-  };
-  this.ws.onclose = function(){
-    self.onClose();
-  };
-  this.ws.onmessage = function(ev){
-    self.onData(ev.data);
-  };
-  this.ws.onerror = function(e){
-    self.onError('websocket error', e);
-  };
-};
-
-/**
- * Override `onData` to use a timer on iOS.
- * See: https://gist.github.com/mloughran/2052006
- *
- * @api private
- */
-
-if ('undefined' != typeof navigator
-  && 'undefined' != typeof navigator.userAgent
-  && /iPad|iPhone|iPod/i.test(navigator.userAgent)) {
-  WS.prototype.onData = function(data){
-    var self = this;
-    setTimeout(function(){
-      Transport.prototype.onData.call(self, data);
-    }, 0);
-  };
-}
-
-/**
- * Writes data to socket.
- *
- * @param {Array} array of packets.
- * @api private
- */
-
-WS.prototype.write = function(packets){
-  var self = this;
-  this.writable = false;
-
-  // encodePacket efficient as it uses WS framing
-  // no need for encodePayload
-  var total = packets.length;
-  for (var i = 0, l = total; i < l; i++) {
-    (function(packet) {
-      parser.encodePacket(packet, self.supportsBinary, function(data) {
-        if (!BrowserWebSocket) {
-          // always create a new object (GH-437)
-          var opts = {};
-          if (packet.options) {
-            opts.compress = packet.options.compress;
-          }
-
-          if (self.perMessageDeflate) {
-            var len = 'string' == typeof data ? global.Buffer.byteLength(data) : data.length;
-            if (len < self.perMessageDeflate.threshold) {
-              opts.compress = false;
-            }
-          }
-        }
-
-        //Sometimes the websocket has already been closed but the browser didn't
-        //have a chance of informing us about it yet, in that case send will
-        //throw an error
-        try {
-          if (BrowserWebSocket) {
-            // TypeError is thrown when passing the second argument on Safari
-            self.ws.send(data);
-          } else {
-            self.ws.send(data, opts);
-          }
-        } catch (e){
-          debug('websocket closed before onclose event');
-        }
-
-        --total || done();
-      });
-    })(packets[i]);
-  }
-
-  function done(){
-    self.emit('flush');
-
-    // fake drain
-    // defer to next tick to allow Socket to clear writeBuffer
-    setTimeout(function(){
-      self.writable = true;
-      self.emit('drain');
-    }, 0);
-  }
-};
-
-/**
- * Called upon close
- *
- * @api private
- */
-
-WS.prototype.onClose = function(){
-  Transport.prototype.onClose.call(this);
-};
-
-/**
- * Closes socket.
- *
- * @api private
- */
-
-WS.prototype.doClose = function(){
-  if (typeof this.ws !== 'undefined') {
-    this.ws.close();
-  }
-};
-
-/**
- * Generates uri for connection.
- *
- * @api private
- */
-
-WS.prototype.uri = function(){
-  var query = this.query || {};
-  var schema = this.secure ? 'wss' : 'ws';
-  var port = '';
-
-  // avoid port if default for schema
-  if (this.port && (('wss' == schema && this.port != 443)
-    || ('ws' == schema && this.port != 80))) {
-    port = ':' + this.port;
-  }
-
-  // append timestamp to URI
-  if (this.timestampRequests) {
-    query[this.timestampParam] = yeast();
-  }
-
-  // communicate binary support capabilities
-  if (!this.supportsBinary) {
-    query.b64 = 1;
-  }
-
-  query = parseqs.encode(query);
-
-  // prepend ? to query
-  if (query.length) {
-    query = '?' + query;
-  }
-
-  var ipv6 = this.hostname.indexOf(':') !== -1;
-  return schema + '://' + (ipv6 ? '[' + this.hostname + ']' : this.hostname) + port + this.path + query;
-};
-
-/**
- * Feature detection for WebSocket.
- *
- * @return {Boolean} whether this transport is available.
- * @api public
- */
-
-WS.prototype.check = function(){
-  return !!WebSocket && !('__initialize' in WebSocket && this.name === WS.prototype.name);
-};
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{"../transport":4,"component-inherit":16,"debug":17,"engine.io-parser":19,"parseqs":27,"ws":undefined,"yeast":30}],10:[function(_dereq_,module,exports){
-// browser shim for xmlhttprequest module
-var hasCORS = _dereq_('has-cors');
-
-module.exports = function(opts) {
-  var xdomain = opts.xdomain;
-
-  // scheme must be same when usign XDomainRequest
-  // http://blogs.msdn.com/b/ieinternals/archive/2010/05/13/xdomainrequest-restrictions-limitations-and-workarounds.aspx
-  var xscheme = opts.xscheme;
-
-  // XDomainRequest has a flow of not sending cookie, therefore it should be disabled as a default.
-  // https://github.com/Automattic/engine.io-client/pull/217
-  var enablesXDR = opts.enablesXDR;
-
-  // XMLHttpRequest can be disabled on IE
-  try {
-    if ('undefined' != typeof XMLHttpRequest && (!xdomain || hasCORS)) {
-      return new XMLHttpRequest();
-    }
-  } catch (e) { }
-
-  // Use XDomainRequest for IE8 if enablesXDR is true
-  // because loading bar keeps flashing when using jsonp-polling
-  // https://github.com/yujiosaka/socke.io-ie8-loading-example
-  try {
-    if ('undefined' != typeof XDomainRequest && !xscheme && enablesXDR) {
-      return new XDomainRequest();
-    }
-  } catch (e) { }
-
-  if (!xdomain) {
-    try {
-      return new ActiveXObject('Microsoft.XMLHTTP');
-    } catch(e) { }
-  }
-}
-
-},{"has-cors":22}],11:[function(_dereq_,module,exports){
-module.exports = after
-
-function after(count, callback, err_cb) {
-    var bail = false
-    err_cb = err_cb || noop
-    proxy.count = count
-
-    return (count === 0) ? callback() : proxy
-
-    function proxy(err, result) {
-        if (proxy.count <= 0) {
-            throw new Error('after called too many times')
-        }
-        --proxy.count
-
-        // after first error, rest are passed to err_cb
-        if (err) {
-            bail = true
-            callback(err)
-            // future error callbacks will go to error handler
-            callback = err_cb
-        } else if (proxy.count === 0 && !bail) {
-            callback(null, result)
-        }
-    }
-}
-
-function noop() {}
-
-},{}],12:[function(_dereq_,module,exports){
-/**
- * An abstraction for slicing an arraybuffer even when
- * ArrayBuffer.prototype.slice is not supported
- *
- * @api public
- */
-
-module.exports = function(arraybuffer, start, end) {
-  var bytes = arraybuffer.byteLength;
-  start = start || 0;
-  end = end || bytes;
-
-  if (arraybuffer.slice) { return arraybuffer.slice(start, end); }
-
-  if (start < 0) { start += bytes; }
-  if (end < 0) { end += bytes; }
-  if (end > bytes) { end = bytes; }
-
-  if (start >= bytes || start >= end || bytes === 0) {
-    return new ArrayBuffer(0);
-  }
-
-  var abv = new Uint8Array(arraybuffer);
-  var result = new Uint8Array(end - start);
-  for (var i = start, ii = 0; i < end; i++, ii++) {
-    result[ii] = abv[i];
-  }
-  return result.buffer;
-};
-
-},{}],13:[function(_dereq_,module,exports){
-/*
- * base64-arraybuffer
- * https://github.com/niklasvh/base64-arraybuffer
- *
- * Copyright (c) 2012 Niklas von Hertzen
- * Licensed under the MIT license.
- */
-(function(chars){
-  "use strict";
-
-  exports.encode = function(arraybuffer) {
-    var bytes = new Uint8Array(arraybuffer),
-    i, len = bytes.length, base64 = "";
-
-    for (i = 0; i < len; i+=3) {
-      base64 += chars[bytes[i] >> 2];
-      base64 += chars[((bytes[i] & 3) << 4) | (bytes[i + 1] >> 4)];
-      base64 += chars[((bytes[i + 1] & 15) << 2) | (bytes[i + 2] >> 6)];
-      base64 += chars[bytes[i + 2] & 63];
-    }
-
-    if ((len % 3) === 2) {
-      base64 = base64.substring(0, base64.length - 1) + "=";
-    } else if (len % 3 === 1) {
-      base64 = base64.substring(0, base64.length - 2) + "==";
-    }
-
-    return base64;
-  };
-
-  exports.decode =  function(base64) {
-    var bufferLength = base64.length * 0.75,
-    len = base64.length, i, p = 0,
-    encoded1, encoded2, encoded3, encoded4;
-
-    if (base64[base64.length - 1] === "=") {
-      bufferLength--;
-      if (base64[base64.length - 2] === "=") {
-        bufferLength--;
-      }
-    }
-
-    var arraybuffer = new ArrayBuffer(bufferLength),
-    bytes = new Uint8Array(arraybuffer);
-
-    for (i = 0; i < len; i+=4) {
-      encoded1 = chars.indexOf(base64[i]);
-      encoded2 = chars.indexOf(base64[i+1]);
-      encoded3 = chars.indexOf(base64[i+2]);
-      encoded4 = chars.indexOf(base64[i+3]);
-
-      bytes[p++] = (encoded1 << 2) | (encoded2 >> 4);
-      bytes[p++] = ((encoded2 & 15) << 4) | (encoded3 >> 2);
-      bytes[p++] = ((encoded3 & 3) << 6) | (encoded4 & 63);
-    }
-
-    return arraybuffer;
-  };
-})("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
-
-},{}],14:[function(_dereq_,module,exports){
-(function (global){
-/**
- * Create a blob builder even when vendor prefixes exist
- */
-
-var BlobBuilder = global.BlobBuilder
-  || global.WebKitBlobBuilder
-  || global.MSBlobBuilder
-  || global.MozBlobBuilder;
-
-/**
- * Check if Blob constructor is supported
- */
-
-var blobSupported = (function() {
-  try {
-    var a = new Blob(['hi']);
-    return a.size === 2;
-  } catch(e) {
-    return false;
-  }
-})();
-
-/**
- * Check if Blob constructor supports ArrayBufferViews
- * Fails in Safari 6, so we need to map to ArrayBuffers there.
- */
-
-var blobSupportsArrayBufferView = blobSupported && (function() {
-  try {
-    var b = new Blob([new Uint8Array([1,2])]);
-    return b.size === 2;
-  } catch(e) {
-    return false;
-  }
-})();
-
-/**
- * Check if BlobBuilder is supported
- */
-
-var blobBuilderSupported = BlobBuilder
-  && BlobBuilder.prototype.append
-  && BlobBuilder.prototype.getBlob;
-
-/**
- * Helper function that maps ArrayBufferViews to ArrayBuffers
- * Used by BlobBuilder constructor and old browsers that didn't
- * support it in the Blob constructor.
- */
-
-function mapArrayBufferViews(ary) {
-  for (var i = 0; i < ary.length; i++) {
-    var chunk = ary[i];
-    if (chunk.buffer instanceof ArrayBuffer) {
-      var buf = chunk.buffer;
-
-      // if this is a subarray, make a copy so we only
-      // include the subarray region from the underlying buffer
-      if (chunk.byteLength !== buf.byteLength) {
-        var copy = new Uint8Array(chunk.byteLength);
-        copy.set(new Uint8Array(buf, chunk.byteOffset, chunk.byteLength));
-        buf = copy.buffer;
-      }
-
-      ary[i] = buf;
-    }
-  }
-}
-
-function BlobBuilderConstructor(ary, options) {
-  options = options || {};
-
-  var bb = new BlobBuilder();
-  mapArrayBufferViews(ary);
-
-  for (var i = 0; i < ary.length; i++) {
-    bb.append(ary[i]);
-  }
-
-  return (options.type) ? bb.getBlob(options.type) : bb.getBlob();
-};
-
-function BlobConstructor(ary, options) {
-  mapArrayBufferViews(ary);
-  return new Blob(ary, options || {});
-};
-
-module.exports = (function() {
-  if (blobSupported) {
-    return blobSupportsArrayBufferView ? global.Blob : BlobConstructor;
-  } else if (blobBuilderSupported) {
-    return BlobBuilderConstructor;
-  } else {
-    return undefined;
-  }
-})();
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{}],15:[function(_dereq_,module,exports){
-
-/**
- * Expose `Emitter`.
- */
-
-module.exports = Emitter;
-
-/**
- * Initialize a new `Emitter`.
- *
- * @api public
- */
-
-function Emitter(obj) {
-  if (obj) return mixin(obj);
-};
-
-/**
- * Mixin the emitter properties.
- *
- * @param {Object} obj
- * @return {Object}
- * @api private
- */
-
-function mixin(obj) {
-  for (var key in Emitter.prototype) {
-    obj[key] = Emitter.prototype[key];
-  }
-  return obj;
-}
-
-/**
- * Listen on the given `event` with `fn`.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-Emitter.prototype.on =
-Emitter.prototype.addEventListener = function(event, fn){
-  this._callbacks = this._callbacks || {};
-  (this._callbacks[event] = this._callbacks[event] || [])
-    .push(fn);
-  return this;
-};
-
-/**
- * Adds an `event` listener that will be invoked a single
- * time then automatically removed.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-Emitter.prototype.once = function(event, fn){
-  var self = this;
-  this._callbacks = this._callbacks || {};
-
-  function on() {
-    self.off(event, on);
-    fn.apply(this, arguments);
-  }
-
-  on.fn = fn;
-  this.on(event, on);
-  return this;
-};
-
-/**
- * Remove the given callback for `event` or all
- * registered callbacks.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-Emitter.prototype.off =
-Emitter.prototype.removeListener =
-Emitter.prototype.removeAllListeners =
-Emitter.prototype.removeEventListener = function(event, fn){
-  this._callbacks = this._callbacks || {};
-
-  // all
-  if (0 == arguments.length) {
-    this._callbacks = {};
-    return this;
-  }
-
-  // specific event
-  var callbacks = this._callbacks[event];
-  if (!callbacks) return this;
-
-  // remove all handlers
-  if (1 == arguments.length) {
-    delete this._callbacks[event];
-    return this;
-  }
-
-  // remove specific handler
-  var cb;
-  for (var i = 0; i < callbacks.length; i++) {
-    cb = callbacks[i];
-    if (cb === fn || cb.fn === fn) {
-      callbacks.splice(i, 1);
-      break;
-    }
-  }
-  return this;
-};
-
-/**
- * Emit `event` with the given args.
- *
- * @param {String} event
- * @param {Mixed} ...
- * @return {Emitter}
- */
-
-Emitter.prototype.emit = function(event){
-  this._callbacks = this._callbacks || {};
-  var args = [].slice.call(arguments, 1)
-    , callbacks = this._callbacks[event];
-
-  if (callbacks) {
-    callbacks = callbacks.slice(0);
-    for (var i = 0, len = callbacks.length; i < len; ++i) {
-      callbacks[i].apply(this, args);
-    }
-  }
-
-  return this;
-};
-
-/**
- * Return array of callbacks for `event`.
- *
- * @param {String} event
- * @return {Array}
- * @api public
- */
-
-Emitter.prototype.listeners = function(event){
-  this._callbacks = this._callbacks || {};
-  return this._callbacks[event] || [];
-};
-
-/**
- * Check if this emitter has `event` handlers.
- *
- * @param {String} event
- * @return {Boolean}
- * @api public
- */
-
-Emitter.prototype.hasListeners = function(event){
-  return !! this.listeners(event).length;
-};
-
-},{}],16:[function(_dereq_,module,exports){
-
-module.exports = function(a, b){
-  var fn = function(){};
-  fn.prototype = b.prototype;
-  a.prototype = new fn;
-  a.prototype.constructor = a;
-};
-},{}],17:[function(_dereq_,module,exports){
-
-/**
- * This is the web browser implementation of `debug()`.
- *
- * Expose `debug()` as the module.
- */
-
-exports = module.exports = _dereq_('./debug');
-exports.log = log;
-exports.formatArgs = formatArgs;
-exports.save = save;
-exports.load = load;
-exports.useColors = useColors;
-exports.storage = 'undefined' != typeof chrome
-               && 'undefined' != typeof chrome.storage
-                  ? chrome.storage.local
-                  : localstorage();
-
-/**
- * Colors.
- */
-
-exports.colors = [
-  'lightseagreen',
-  'forestgreen',
-  'goldenrod',
-  'dodgerblue',
-  'darkorchid',
-  'crimson'
-];
-
-/**
- * Currently only WebKit-based Web Inspectors, Firefox >= v31,
- * and the Firebug extension (any Firefox version) are known
- * to support "%c" CSS customizations.
- *
- * TODO: add a `localStorage` variable to explicitly enable/disable colors
- */
-
-function useColors() {
-  // is webkit? http://stackoverflow.com/a/16459606/376773
-  return ('WebkitAppearance' in document.documentElement.style) ||
-    // is firebug? http://stackoverflow.com/a/398120/376773
-    (window.console && (console.firebug || (console.exception && console.table))) ||
-    // is firefox >= v31?
-    // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
-    ('undefined' != typeof navigator && 'undefined' != typeof navigator.userAgent && navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31);
-}
-
-/**
- * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
- */
-
-exports.formatters.j = function(v) {
-  return JSON.stringify(v);
-};
-
-
-/**
- * Colorize log arguments if enabled.
- *
- * @api public
- */
-
-function formatArgs() {
-  var args = arguments;
-  var useColors = this.useColors;
-
-  args[0] = (useColors ? '%c' : '')
-    + this.namespace
-    + (useColors ? ' %c' : ' ')
-    + args[0]
-    + (useColors ? '%c ' : ' ')
-    + '+' + exports.humanize(this.diff);
-
-  if (!useColors) return args;
-
-  var c = 'color: ' + this.color;
-  args = [args[0], c, 'color: inherit'].concat(Array.prototype.slice.call(args, 1));
-
-  // the final "%c" is somewhat tricky, because there could be other
-  // arguments passed either before or after the %c, so we need to
-  // figure out the correct index to insert the CSS into
-  var index = 0;
-  var lastC = 0;
-  args[0].replace(/%[a-z%]/g, function(match) {
-    if ('%%' === match) return;
-    index++;
-    if ('%c' === match) {
-      // we only are interested in the *last* %c
-      // (the user may have provided their own)
-      lastC = index;
-    }
-  });
-
-  args.splice(lastC, 0, c);
-  return args;
-}
-
-/**
- * Invokes `console.log()` when available.
- * No-op when `console.log` is not a "function".
- *
- * @api public
- */
-
-function log() {
-  // this hackery is required for IE8/9, where
-  // the `console.log` function doesn't have 'apply'
-  return 'object' === typeof console
-    && console.log
-    && Function.prototype.apply.call(console.log, console, arguments);
-}
-
-/**
- * Save `namespaces`.
- *
- * @param {String} namespaces
- * @api private
- */
-
-function save(namespaces) {
-  try {
-    if (null == namespaces) {
-      exports.storage.removeItem('debug');
-    } else {
-      exports.storage.debug = namespaces;
-    }
-  } catch(e) {}
-}
-
-/**
- * Load `namespaces`.
- *
- * @return {String} returns the previously persisted debug modes
- * @api private
- */
-
-function load() {
-  var r;
-  try {
-    r = exports.storage.debug;
-  } catch(e) {}
-  return r;
-}
-
-/**
- * Enable namespaces listed in `localStorage.debug` initially.
- */
-
-exports.enable(load());
-
-/**
- * Localstorage attempts to return the localstorage.
- *
- * This is necessary because safari throws
- * when a user disables cookies/localstorage
- * and you attempt to access it.
- *
- * @return {LocalStorage}
- * @api private
- */
-
-function localstorage(){
-  try {
-    return window.localStorage;
-  } catch (e) {}
-}
-
-},{"./debug":18}],18:[function(_dereq_,module,exports){
-
-/**
- * This is the common logic for both the Node.js and web browser
- * implementations of `debug()`.
- *
- * Expose `debug()` as the module.
- */
-
-exports = module.exports = debug;
-exports.coerce = coerce;
-exports.disable = disable;
-exports.enable = enable;
-exports.enabled = enabled;
-exports.humanize = _dereq_('ms');
-
-/**
- * The currently active debug mode names, and names to skip.
- */
-
-exports.names = [];
-exports.skips = [];
-
-/**
- * Map of special "%n" handling functions, for the debug "format" argument.
- *
- * Valid key names are a single, lowercased letter, i.e. "n".
- */
-
-exports.formatters = {};
-
-/**
- * Previously assigned color.
- */
-
-var prevColor = 0;
-
-/**
- * Previous log timestamp.
- */
-
-var prevTime;
-
-/**
- * Select a color.
- *
- * @return {Number}
- * @api private
- */
-
-function selectColor() {
-  return exports.colors[prevColor++ % exports.colors.length];
-}
-
-/**
- * Create a debugger with the given `namespace`.
- *
- * @param {String} namespace
- * @return {Function}
- * @api public
- */
-
-function debug(namespace) {
-
-  // define the `disabled` version
-  function disabled() {
-  }
-  disabled.enabled = false;
-
-  // define the `enabled` version
-  function enabled() {
-
-    var self = enabled;
-
-    // set `diff` timestamp
-    var curr = +new Date();
-    var ms = curr - (prevTime || curr);
-    self.diff = ms;
-    self.prev = prevTime;
-    self.curr = curr;
-    prevTime = curr;
-
-    // add the `color` if not set
-    if (null == self.useColors) self.useColors = exports.useColors();
-    if (null == self.color && self.useColors) self.color = selectColor();
-
-    var args = Array.prototype.slice.call(arguments);
-
-    args[0] = exports.coerce(args[0]);
-
-    if ('string' !== typeof args[0]) {
-      // anything else let's inspect with %o
-      args = ['%o'].concat(args);
-    }
-
-    // apply any `formatters` transformations
-    var index = 0;
-    args[0] = args[0].replace(/%([a-z%])/g, function(match, format) {
-      // if we encounter an escaped % then don't increase the array index
-      if (match === '%%') return match;
-      index++;
-      var formatter = exports.formatters[format];
-      if ('function' === typeof formatter) {
-        var val = args[index];
-        match = formatter.call(self, val);
-
-        // now we need to remove `args[index]` since it's inlined in the `format`
-        args.splice(index, 1);
-        index--;
-      }
-      return match;
-    });
-
-    if ('function' === typeof exports.formatArgs) {
-      args = exports.formatArgs.apply(self, args);
-    }
-    var logFn = enabled.log || exports.log || console.log.bind(console);
-    logFn.apply(self, args);
-  }
-  enabled.enabled = true;
-
-  var fn = exports.enabled(namespace) ? enabled : disabled;
-
-  fn.namespace = namespace;
-
-  return fn;
-}
-
-/**
- * Enables a debug mode by namespaces. This can include modes
- * separated by a colon and wildcards.
- *
- * @param {String} namespaces
- * @api public
- */
-
-function enable(namespaces) {
-  exports.save(namespaces);
-
-  var split = (namespaces || '').split(/[\s,]+/);
-  var len = split.length;
-
-  for (var i = 0; i < len; i++) {
-    if (!split[i]) continue; // ignore empty strings
-    namespaces = split[i].replace(/\*/g, '.*?');
-    if (namespaces[0] === '-') {
-      exports.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));
-    } else {
-      exports.names.push(new RegExp('^' + namespaces + '$'));
-    }
-  }
-}
-
-/**
- * Disable debug output.
- *
- * @api public
- */
-
-function disable() {
-  exports.enable('');
-}
-
-/**
- * Returns true if the given mode name is enabled, false otherwise.
- *
- * @param {String} name
- * @return {Boolean}
- * @api public
- */
-
-function enabled(name) {
-  var i, len;
-  for (i = 0, len = exports.skips.length; i < len; i++) {
-    if (exports.skips[i].test(name)) {
-      return false;
-    }
-  }
-  for (i = 0, len = exports.names.length; i < len; i++) {
-    if (exports.names[i].test(name)) {
-      return true;
-    }
-  }
-  return false;
-}
-
-/**
- * Coerce `val`.
- *
- * @param {Mixed} val
- * @return {Mixed}
- * @api private
- */
-
-function coerce(val) {
-  if (val instanceof Error) return val.stack || val.message;
-  return val;
-}
-
-},{"ms":25}],19:[function(_dereq_,module,exports){
-(function (global){
-/**
- * Module dependencies.
- */
-
-var keys = _dereq_('./keys');
-var hasBinary = _dereq_('has-binary');
-var sliceBuffer = _dereq_('arraybuffer.slice');
-var base64encoder = _dereq_('base64-arraybuffer');
-var after = _dereq_('after');
-var utf8 = _dereq_('utf8');
-
-/**
- * Check if we are running an android browser. That requires us to use
- * ArrayBuffer with polling transports...
- *
- * http://ghinda.net/jpeg-blob-ajax-android/
- */
-
-var isAndroid = 'undefined' != typeof navigator && 'undefined' != typeof navigator.userAgent && navigator.userAgent.match(/Android/i);
-
-/**
- * Check if we are running in PhantomJS.
- * Uploading a Blob with PhantomJS does not work correctly, as reported here:
- * https://github.com/ariya/phantomjs/issues/11395
- * @type boolean
- */
-var isPhantomJS = 'undefined' != typeof navigator && 'undefined' != typeof navigator.userAgent && /PhantomJS/i.test(navigator.userAgent);
-
-/**
- * When true, avoids using Blobs to encode payloads.
- * @type boolean
- */
-var dontSendBlobs = isAndroid || isPhantomJS;
-
-/**
- * Current protocol version.
- */
-
-exports.protocol = 3;
-
-/**
- * Packet types.
- */
-
-var packets = exports.packets = {
-    open:     0    // non-ws
-  , close:    1    // non-ws
-  , ping:     2
-  , pong:     3
-  , message:  4
-  , upgrade:  5
-  , noop:     6
-};
-
-var packetslist = keys(packets);
-
-/**
- * Premade error packet.
- */
-
-var err = { type: 'error', data: 'parser error' };
-
-/**
- * Create a blob api even for blob builder when vendor prefixes exist
- */
-
-var Blob = _dereq_('blob');
-
-/**
- * Encodes a packet.
- *
- *     <packet type id> [ <data> ]
- *
- * Example:
- *
- *     5hello world
- *     3
- *     4
- *
- * Binary is encoded in an identical principle
- *
- * @api private
- */
-
-exports.encodePacket = function (packet, supportsBinary, utf8encode, callback) {
-  if ('function' == typeof supportsBinary) {
-    callback = supportsBinary;
-    supportsBinary = false;
-  }
-
-  if ('function' == typeof utf8encode) {
-    callback = utf8encode;
-    utf8encode = null;
-  }
-
-  var data = (packet.data === undefined)
-    ? undefined
-    : packet.data.buffer || packet.data;
-
-  if (global.ArrayBuffer && data instanceof ArrayBuffer) {
-    return encodeArrayBuffer(packet, supportsBinary, callback);
-  } else if (Blob && data instanceof global.Blob) {
-    return encodeBlob(packet, supportsBinary, callback);
-  }
-
-  // might be an object with { base64: true, data: dataAsBase64String }
-  if (data && data.base64) {
-    return encodeBase64Object(packet, callback);
-  }
-
-  // Sending data as a utf-8 string
-  var encoded = packets[packet.type];
-
-  // data fragment is optional
-  if (undefined !== packet.data) {
-    encoded += utf8encode ? utf8.encode(String(packet.data)) : String(packet.data);
-  }
-
-  return callback('' + encoded);
-
-};
-
-function encodeBase64Object(packet, callback) {
-  // packet data is an object { base64: true, data: dataAsBase64String }
-  var message = 'b' + exports.packets[packet.type] + packet.data.data;
-  return callback(message);
-}
-
-/**
- * Encode packet helpers for binary types
- */
-
-function encodeArrayBuffer(packet, supportsBinary, callback) {
-  if (!supportsBinary) {
-    return exports.encodeBase64Packet(packet, callback);
-  }
-
-  var data = packet.data;
-  var contentArray = new Uint8Array(data);
-  var resultBuffer = new Uint8Array(1 + data.byteLength);
-
-  resultBuffer[0] = packets[packet.type];
-  for (var i = 0; i < contentArray.length; i++) {
-    resultBuffer[i+1] = contentArray[i];
-  }
-
-  return callback(resultBuffer.buffer);
-}
-
-function encodeBlobAsArrayBuffer(packet, supportsBinary, callback) {
-  if (!supportsBinary) {
-    return exports.encodeBase64Packet(packet, callback);
-  }
-
-  var fr = new FileReader();
-  fr.onload = function() {
-    packet.data = fr.result;
-    exports.encodePacket(packet, supportsBinary, true, callback);
-  };
-  return fr.readAsArrayBuffer(packet.data);
-}
-
-function encodeBlob(packet, supportsBinary, callback) {
-  if (!supportsBinary) {
-    return exports.encodeBase64Packet(packet, callback);
-  }
-
-  if (dontSendBlobs) {
-    return encodeBlobAsArrayBuffer(packet, supportsBinary, callback);
-  }
-
-  var length = new Uint8Array(1);
-  length[0] = packets[packet.type];
-  var blob = new Blob([length.buffer, packet.data]);
-
-  return callback(blob);
-}
-
-/**
- * Encodes a packet with binary data in a base64 string
- *
- * @param {Object} packet, has `type` and `data`
- * @return {String} base64 encoded message
- */
-
-exports.encodeBase64Packet = function(packet, callback) {
-  var message = 'b' + exports.packets[packet.type];
-  if (Blob && packet.data instanceof global.Blob) {
-    var fr = new FileReader();
-    fr.onload = function() {
-      var b64 = fr.result.split(',')[1];
-      callback(message + b64);
-    };
-    return fr.readAsDataURL(packet.data);
-  }
-
-  var b64data;
-  try {
-    b64data = String.fromCharCode.apply(null, new Uint8Array(packet.data));
-  } catch (e) {
-    // iPhone Safari doesn't let you apply with typed arrays
-    var typed = new Uint8Array(packet.data);
-    var basic = new Array(typed.length);
-    for (var i = 0; i < typed.length; i++) {
-      basic[i] = typed[i];
-    }
-    b64data = String.fromCharCode.apply(null, basic);
-  }
-  message += global.btoa(b64data);
-  return callback(message);
-};
-
-/**
- * Decodes a packet. Changes format to Blob if requested.
- *
- * @return {Object} with `type` and `data` (if any)
- * @api private
- */
-
-exports.decodePacket = function (data, binaryType, utf8decode) {
-  // String data
-  if (typeof data == 'string' || data === undefined) {
-    if (data.charAt(0) == 'b') {
-      return exports.decodeBase64Packet(data.substr(1), binaryType);
-    }
-
-    if (utf8decode) {
-      try {
-        data = utf8.decode(data);
-      } catch (e) {
-        return err;
-      }
-    }
-    var type = data.charAt(0);
-
-    if (Number(type) != type || !packetslist[type]) {
-      return err;
-    }
-
-    if (data.length > 1) {
-      return { type: packetslist[type], data: data.substring(1) };
-    } else {
-      return { type: packetslist[type] };
-    }
-  }
-
-  var asArray = new Uint8Array(data);
-  var type = asArray[0];
-  var rest = sliceBuffer(data, 1);
-  if (Blob && binaryType === 'blob') {
-    rest = new Blob([rest]);
-  }
-  return { type: packetslist[type], data: rest };
-};
-
-/**
- * Decodes a packet encoded in a base64 string
- *
- * @param {String} base64 encoded message
- * @return {Object} with `type` and `data` (if any)
- */
-
-exports.decodeBase64Packet = function(msg, binaryType) {
-  var type = packetslist[msg.charAt(0)];
-  if (!global.ArrayBuffer) {
-    return { type: type, data: { base64: true, data: msg.substr(1) } };
-  }
-
-  var data = base64encoder.decode(msg.substr(1));
-
-  if (binaryType === 'blob' && Blob) {
-    data = new Blob([data]);
-  }
-
-  return { type: type, data: data };
-};
-
-/**
- * Encodes multiple messages (payload).
- *
- *     <length>:data
- *
- * Example:
- *
- *     11:hello world2:hi
- *
- * If any contents are binary, they will be encoded as base64 strings. Base64
- * encoded strings are marked with a b before the length specifier
- *
- * @param {Array} packets
- * @api private
- */
-
-exports.encodePayload = function (packets, supportsBinary, callback) {
-  if (typeof supportsBinary == 'function') {
-    callback = supportsBinary;
-    supportsBinary = null;
-  }
-
-  var isBinary = hasBinary(packets);
-
-  if (supportsBinary && isBinary) {
-    if (Blob && !dontSendBlobs) {
-      return exports.encodePayloadAsBlob(packets, callback);
-    }
-
-    return exports.encodePayloadAsArrayBuffer(packets, callback);
-  }
-
-  if (!packets.length) {
-    return callback('0:');
-  }
-
-  function setLengthHeader(message) {
-    return message.length + ':' + message;
-  }
-
-  function encodeOne(packet, doneCallback) {
-    exports.encodePacket(packet, !isBinary ? false : supportsBinary, true, function(message) {
-      doneCallback(null, setLengthHeader(message));
-    });
-  }
-
-  map(packets, encodeOne, function(err, results) {
-    return callback(results.join(''));
-  });
-};
-
-/**
- * Async array map using after
- */
-
-function map(ary, each, done) {
-  var result = new Array(ary.length);
-  var next = after(ary.length, done);
-
-  var eachWithIndex = function(i, el, cb) {
-    each(el, function(error, msg) {
-      result[i] = msg;
-      cb(error, result);
-    });
-  };
-
-  for (var i = 0; i < ary.length; i++) {
-    eachWithIndex(i, ary[i], next);
-  }
-}
-
-/*
- * Decodes data when a payload is maybe expected. Possible binary contents are
- * decoded from their base64 representation
- *
- * @param {String} data, callback method
- * @api public
- */
-
-exports.decodePayload = function (data, binaryType, callback) {
-  if (typeof data != 'string') {
-    return exports.decodePayloadAsBinary(data, binaryType, callback);
-  }
-
-  if (typeof binaryType === 'function') {
-    callback = binaryType;
-    binaryType = null;
-  }
-
-  var packet;
-  if (data == '') {
-    // parser error - ignoring payload
-    return callback(err, 0, 1);
-  }
-
-  var length = ''
-    , n, msg;
-
-  for (var i = 0, l = data.length; i < l; i++) {
-    var chr = data.charAt(i);
-
-    if (':' != chr) {
-      length += chr;
-    } else {
-      if ('' == length || (length != (n = Number(length)))) {
-        // parser error - ignoring payload
-        return callback(err, 0, 1);
-      }
-
-      msg = data.substr(i + 1, n);
-
-      if (length != msg.length) {
-        // parser error - ignoring payload
-        return callback(err, 0, 1);
-      }
-
-      if (msg.length) {
-        packet = exports.decodePacket(msg, binaryType, true);
-
-        if (err.type == packet.type && err.data == packet.data) {
-          // parser error in individual packet - ignoring payload
-          return callback(err, 0, 1);
-        }
-
-        var ret = callback(packet, i + n, l);
-        if (false === ret) return;
-      }
-
-      // advance cursor
-      i += n;
-      length = '';
-    }
-  }
-
-  if (length != '') {
-    // parser error - ignoring payload
-    return callback(err, 0, 1);
-  }
-
-};
-
-/**
- * Encodes multiple messages (payload) as binary.
- *
- * <1 = binary, 0 = string><number from 0-9><number from 0-9>[...]<number
- * 255><data>
- *
- * Example:
- * 1 3 255 1 2 3, if the binary contents are interpreted as 8 bit integers
- *
- * @param {Array} packets
- * @return {ArrayBuffer} encoded payload
- * @api private
- */
-
-exports.encodePayloadAsArrayBuffer = function(packets, callback) {
-  if (!packets.length) {
-    return callback(new ArrayBuffer(0));
-  }
-
-  function encodeOne(packet, doneCallback) {
-    exports.encodePacket(packet, true, true, function(data) {
-      return doneCallback(null, data);
-    });
-  }
-
-  map(packets, encodeOne, function(err, encodedPackets) {
-    var totalLength = encodedPackets.reduce(function(acc, p) {
-      var len;
-      if (typeof p === 'string'){
-        len = p.length;
-      } else {
-        len = p.byteLength;
-      }
-      return acc + len.toString().length + len + 2; // string/binary identifier + separator = 2
-    }, 0);
-
-    var resultArray = new Uint8Array(totalLength);
-
-    var bufferIndex = 0;
-    encodedPackets.forEach(function(p) {
-      var isString = typeof p === 'string';
-      var ab = p;
-      if (isString) {
-        var view = new Uint8Array(p.length);
-        for (var i = 0; i < p.length; i++) {
-          view[i] = p.charCodeAt(i);
-        }
-        ab = view.buffer;
-      }
-
-      if (isString) { // not true binary
-        resultArray[bufferIndex++] = 0;
-      } else { // true binary
-        resultArray[bufferIndex++] = 1;
-      }
-
-      var lenStr = ab.byteLength.toString();
-      for (var i = 0; i < lenStr.length; i++) {
-        resultArray[bufferIndex++] = parseInt(lenStr[i]);
-      }
-      resultArray[bufferIndex++] = 255;
-
-      var view = new Uint8Array(ab);
-      for (var i = 0; i < view.length; i++) {
-        resultArray[bufferIndex++] = view[i];
-      }
-    });
-
-    return callback(resultArray.buffer);
-  });
-};
-
-/**
- * Encode as Blob
- */
-
-exports.encodePayloadAsBlob = function(packets, callback) {
-  function encodeOne(packet, doneCallback) {
-    exports.encodePacket(packet, true, true, function(encoded) {
-      var binaryIdentifier = new Uint8Array(1);
-      binaryIdentifier[0] = 1;
-      if (typeof encoded === 'string') {
-        var view = new Uint8Array(encoded.length);
-        for (var i = 0; i < encoded.length; i++) {
-          view[i] = encoded.charCodeAt(i);
-        }
-        encoded = view.buffer;
-        binaryIdentifier[0] = 0;
-      }
-
-      var len = (encoded instanceof ArrayBuffer)
-        ? encoded.byteLength
-        : encoded.size;
-
-      var lenStr = len.toString();
-      var lengthAry = new Uint8Array(lenStr.length + 1);
-      for (var i = 0; i < lenStr.length; i++) {
-        lengthAry[i] = parseInt(lenStr[i]);
-      }
-      lengthAry[lenStr.length] = 255;
-
-      if (Blob) {
-        var blob = new Blob([binaryIdentifier.buffer, lengthAry.buffer, encoded]);
-        doneCallback(null, blob);
-      }
-    });
-  }
-
-  map(packets, encodeOne, function(err, results) {
-    return callback(new Blob(results));
-  });
-};
-
-/*
- * Decodes data when a payload is maybe expected. Strings are decoded by
- * interpreting each byte as a key code for entries marked to start with 0. See
- * description of encodePayloadAsBinary
- *
- * @param {ArrayBuffer} data, callback method
- * @api public
- */
-
-exports.decodePayloadAsBinary = function (data, binaryType, callback) {
-  if (typeof binaryType === 'function') {
-    callback = binaryType;
-    binaryType = null;
-  }
-
-  var bufferTail = data;
-  var buffers = [];
-
-  var numberTooLong = false;
-  while (bufferTail.byteLength > 0) {
-    var tailArray = new Uint8Array(bufferTail);
-    var isString = tailArray[0] === 0;
-    var msgLength = '';
-
-    for (var i = 1; ; i++) {
-      if (tailArray[i] == 255) break;
-
-      if (msgLength.length > 310) {
-        numberTooLong = true;
-        break;
-      }
-
-      msgLength += tailArray[i];
-    }
-
-    if(numberTooLong) return callback(err, 0, 1);
-
-    bufferTail = sliceBuffer(bufferTail, 2 + msgLength.length);
-    msgLength = parseInt(msgLength);
-
-    var msg = sliceBuffer(bufferTail, 0, msgLength);
-    if (isString) {
-      try {
-        msg = String.fromCharCode.apply(null, new Uint8Array(msg));
-      } catch (e) {
-        // iPhone Safari doesn't let you apply to typed arrays
-        var typed = new Uint8Array(msg);
-        msg = '';
-        for (var i = 0; i < typed.length; i++) {
-          msg += String.fromCharCode(typed[i]);
-        }
-      }
-    }
-
-    buffers.push(msg);
-    bufferTail = sliceBuffer(bufferTail, msgLength);
-  }
-
-  var total = buffers.length;
-  buffers.forEach(function(buffer, i) {
-    callback(exports.decodePacket(buffer, binaryType, true), i, total);
-  });
-};
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{"./keys":20,"after":11,"arraybuffer.slice":12,"base64-arraybuffer":13,"blob":14,"has-binary":21,"utf8":29}],20:[function(_dereq_,module,exports){
-
-/**
- * Gets the keys for an object.
- *
- * @return {Array} keys
- * @api private
- */
-
-module.exports = Object.keys || function keys (obj){
-  var arr = [];
-  var has = Object.prototype.hasOwnProperty;
-
-  for (var i in obj) {
-    if (has.call(obj, i)) {
-      arr.push(i);
-    }
-  }
-  return arr;
-};
-
-},{}],21:[function(_dereq_,module,exports){
-(function (global){
-
-/*
- * Module requirements.
- */
-
-var isArray = _dereq_('isarray');
-
-/**
- * Module exports.
- */
-
-module.exports = hasBinary;
-
-/**
- * Checks for binary data.
- *
- * Right now only Buffer and ArrayBuffer are supported..
- *
- * @param {Object} anything
- * @api public
- */
-
-function hasBinary(data) {
-
-  function _hasBinary(obj) {
-    if (!obj) return false;
-
-    if ( (global.Buffer && global.Buffer.isBuffer(obj)) ||
-         (global.ArrayBuffer && obj instanceof ArrayBuffer) ||
-         (global.Blob && obj instanceof Blob) ||
-         (global.File && obj instanceof File)
-        ) {
-      return true;
-    }
-
-    if (isArray(obj)) {
-      for (var i = 0; i < obj.length; i++) {
-          if (_hasBinary(obj[i])) {
-              return true;
-          }
-      }
-    } else if (obj && 'object' == typeof obj) {
-      if (obj.toJSON) {
-        obj = obj.toJSON();
-      }
-
-      for (var key in obj) {
-        if (Object.prototype.hasOwnProperty.call(obj, key) && _hasBinary(obj[key])) {
-          return true;
-        }
-      }
-    }
-
-    return false;
-  }
-
-  return _hasBinary(data);
-}
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{"isarray":24}],22:[function(_dereq_,module,exports){
-
-/**
- * Module exports.
- *
- * Logic borrowed from Modernizr:
- *
- *   - https://github.com/Modernizr/Modernizr/blob/master/feature-detects/cors.js
- */
-
-try {
-  module.exports = typeof XMLHttpRequest !== 'undefined' &&
-    'withCredentials' in new XMLHttpRequest();
-} catch (err) {
-  // if XMLHttp support is disabled in IE then it will throw
-  // when trying to create
-  module.exports = false;
-}
-
-},{}],23:[function(_dereq_,module,exports){
-
-var indexOf = [].indexOf;
-
-module.exports = function(arr, obj){
-  if (indexOf) return arr.indexOf(obj);
-  for (var i = 0; i < arr.length; ++i) {
-    if (arr[i] === obj) return i;
-  }
-  return -1;
-};
-},{}],24:[function(_dereq_,module,exports){
-module.exports = Array.isArray || function (arr) {
-  return Object.prototype.toString.call(arr) == '[object Array]';
-};
-
-},{}],25:[function(_dereq_,module,exports){
-/**
- * Helpers.
- */
-
-var s = 1000;
-var m = s * 60;
-var h = m * 60;
-var d = h * 24;
-var y = d * 365.25;
-
-/**
- * Parse or format the given `val`.
- *
- * Options:
- *
- *  - `long` verbose formatting [false]
- *
- * @param {String|Number} val
- * @param {Object} options
- * @return {String|Number}
- * @api public
- */
-
-module.exports = function(val, options){
-  options = options || {};
-  if ('string' == typeof val) return parse(val);
-  return options.long
-    ? long(val)
-    : short(val);
-};
-
-/**
- * Parse the given `str` and return milliseconds.
- *
- * @param {String} str
- * @return {Number}
- * @api private
- */
-
-function parse(str) {
-  str = '' + str;
-  if (str.length > 10000) return;
-  var match = /^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(str);
-  if (!match) return;
-  var n = parseFloat(match[1]);
-  var type = (match[2] || 'ms').toLowerCase();
-  switch (type) {
-    case 'years':
-    case 'year':
-    case 'yrs':
-    case 'yr':
-    case 'y':
-      return n * y;
-    case 'days':
-    case 'day':
-    case 'd':
-      return n * d;
-    case 'hours':
-    case 'hour':
-    case 'hrs':
-    case 'hr':
-    case 'h':
-      return n * h;
-    case 'minutes':
-    case 'minute':
-    case 'mins':
-    case 'min':
-    case 'm':
-      return n * m;
-    case 'seconds':
-    case 'second':
-    case 'secs':
-    case 'sec':
-    case 's':
-      return n * s;
-    case 'milliseconds':
-    case 'millisecond':
-    case 'msecs':
-    case 'msec':
-    case 'ms':
-      return n;
-  }
-}
-
-/**
- * Short format for `ms`.
- *
- * @param {Number} ms
- * @return {String}
- * @api private
- */
-
-function short(ms) {
-  if (ms >= d) return Math.round(ms / d) + 'd';
-  if (ms >= h) return Math.round(ms / h) + 'h';
-  if (ms >= m) return Math.round(ms / m) + 'm';
-  if (ms >= s) return Math.round(ms / s) + 's';
-  return ms + 'ms';
-}
-
-/**
- * Long format for `ms`.
- *
- * @param {Number} ms
- * @return {String}
- * @api private
- */
-
-function long(ms) {
-  return plural(ms, d, 'day')
-    || plural(ms, h, 'hour')
-    || plural(ms, m, 'minute')
-    || plural(ms, s, 'second')
-    || ms + ' ms';
-}
-
-/**
- * Pluralization helper.
- */
-
-function plural(ms, n, name) {
-  if (ms < n) return;
-  if (ms < n * 1.5) return Math.floor(ms / n) + ' ' + name;
-  return Math.ceil(ms / n) + ' ' + name + 's';
-}
-
-},{}],26:[function(_dereq_,module,exports){
-(function (global){
-/**
- * JSON parse.
- *
- * @see Based on jQuery#parseJSON (MIT) and JSON2
- * @api private
- */
-
-var rvalidchars = /^[\],:{}\s]*$/;
-var rvalidescape = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g;
-var rvalidtokens = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g;
-var rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g;
-var rtrimLeft = /^\s+/;
-var rtrimRight = /\s+$/;
-
-module.exports = function parsejson(data) {
-  if ('string' != typeof data || !data) {
-    return null;
-  }
-
-  data = data.replace(rtrimLeft, '').replace(rtrimRight, '');
-
-  // Attempt to parse using the native JSON parser first
-  if (global.JSON && JSON.parse) {
-    return JSON.parse(data);
-  }
-
-  if (rvalidchars.test(data.replace(rvalidescape, '@')
-      .replace(rvalidtokens, ']')
-      .replace(rvalidbraces, ''))) {
-    return (new Function('return ' + data))();
-  }
-};
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{}],27:[function(_dereq_,module,exports){
-/**
- * Compiles a querystring
- * Returns string representation of the object
- *
- * @param {Object}
- * @api private
- */
-
-exports.encode = function (obj) {
-  var str = '';
-
-  for (var i in obj) {
-    if (obj.hasOwnProperty(i)) {
-      if (str.length) str += '&';
-      str += encodeURIComponent(i) + '=' + encodeURIComponent(obj[i]);
-    }
-  }
-
-  return str;
-};
-
-/**
- * Parses a simple querystring into an object
- *
- * @param {String} qs
- * @api private
- */
-
-exports.decode = function(qs){
-  var qry = {};
-  var pairs = qs.split('&');
-  for (var i = 0, l = pairs.length; i < l; i++) {
-    var pair = pairs[i].split('=');
-    qry[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1]);
-  }
-  return qry;
-};
-
-},{}],28:[function(_dereq_,module,exports){
-/**
- * Parses an URI
- *
- * @author Steven Levithan <stevenlevithan.com> (MIT license)
- * @api private
- */
-
-var re = /^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
-
-var parts = [
-    'source', 'protocol', 'authority', 'userInfo', 'user', 'password', 'host', 'port', 'relative', 'path', 'directory', 'file', 'query', 'anchor'
-];
-
-module.exports = function parseuri(str) {
-    var src = str,
-        b = str.indexOf('['),
-        e = str.indexOf(']');
-
-    if (b != -1 && e != -1) {
-        str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ';') + str.substring(e, str.length);
-    }
-
-    var m = re.exec(str || ''),
-        uri = {},
-        i = 14;
-
-    while (i--) {
-        uri[parts[i]] = m[i] || '';
-    }
-
-    if (b != -1 && e != -1) {
-        uri.source = src;
-        uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ':');
-        uri.authority = uri.authority.replace('[', '').replace(']', '').replace(/;/g, ':');
-        uri.ipv6uri = true;
-    }
-
-    return uri;
-};
-
-},{}],29:[function(_dereq_,module,exports){
-(function (global){
-/*! https://mths.be/utf8js v2.0.0 by @mathias */
-;(function(root) {
-
-	// Detect free variables `exports`
-	var freeExports = typeof exports == 'object' && exports;
-
-	// Detect free variable `module`
-	var freeModule = typeof module == 'object' && module &&
-		module.exports == freeExports && module;
-
-	// Detect free variable `global`, from Node.js or Browserified code,
-	// and use it as `root`
-	var freeGlobal = typeof global == 'object' && global;
-	if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) {
-		root = freeGlobal;
-	}
-
-	/*--------------------------------------------------------------------------*/
-
-	var stringFromCharCode = String.fromCharCode;
-
-	// Taken from https://mths.be/punycode
-	function ucs2decode(string) {
-		var output = [];
-		var counter = 0;
-		var length = string.length;
-		var value;
-		var extra;
-		while (counter < length) {
-			value = string.charCodeAt(counter++);
-			if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
-				// high surrogate, and there is a next character
-				extra = string.charCodeAt(counter++);
-				if ((extra & 0xFC00) == 0xDC00) { // low surrogate
-					output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
-				} else {
-					// unmatched surrogate; only append this code unit, in case the next
-					// code unit is the high surrogate of a surrogate pair
-					output.push(value);
-					counter--;
-				}
-			} else {
-				output.push(value);
-			}
-		}
-		return output;
-	}
-
-	// Taken from https://mths.be/punycode
-	function ucs2encode(array) {
-		var length = array.length;
-		var index = -1;
-		var value;
-		var output = '';
-		while (++index < length) {
-			value = array[index];
-			if (value > 0xFFFF) {
-				value -= 0x10000;
-				output += stringFromCharCode(value >>> 10 & 0x3FF | 0xD800);
-				value = 0xDC00 | value & 0x3FF;
-			}
-			output += stringFromCharCode(value);
-		}
-		return output;
-	}
-
-	function checkScalarValue(codePoint) {
-		if (codePoint >= 0xD800 && codePoint <= 0xDFFF) {
-			throw Error(
-				'Lone surrogate U+' + codePoint.toString(16).toUpperCase() +
-				' is not a scalar value'
-			);
-		}
-	}
-	/*--------------------------------------------------------------------------*/
-
-	function createByte(codePoint, shift) {
-		return stringFromCharCode(((codePoint >> shift) & 0x3F) | 0x80);
-	}
-
-	function encodeCodePoint(codePoint) {
-		if ((codePoint & 0xFFFFFF80) == 0) { // 1-byte sequence
-			return stringFromCharCode(codePoint);
-		}
-		var symbol = '';
-		if ((codePoint & 0xFFFFF800) == 0) { // 2-byte sequence
-			symbol = stringFromCharCode(((codePoint >> 6) & 0x1F) | 0xC0);
-		}
-		else if ((codePoint & 0xFFFF0000) == 0) { // 3-byte sequence
-			checkScalarValue(codePoint);
-			symbol = stringFromCharCode(((codePoint >> 12) & 0x0F) | 0xE0);
-			symbol += createByte(codePoint, 6);
-		}
-		else if ((codePoint & 0xFFE00000) == 0) { // 4-byte sequence
-			symbol = stringFromCharCode(((codePoint >> 18) & 0x07) | 0xF0);
-			symbol += createByte(codePoint, 12);
-			symbol += createByte(codePoint, 6);
-		}
-		symbol += stringFromCharCode((codePoint & 0x3F) | 0x80);
-		return symbol;
-	}
-
-	function utf8encode(string) {
-		var codePoints = ucs2decode(string);
-		var length = codePoints.length;
-		var index = -1;
-		var codePoint;
-		var byteString = '';
-		while (++index < length) {
-			codePoint = codePoints[index];
-			byteString += encodeCodePoint(codePoint);
-		}
-		return byteString;
-	}
-
-	/*--------------------------------------------------------------------------*/
-
-	function readContinuationByte() {
-		if (byteIndex >= byteCount) {
-			throw Error('Invalid byte index');
-		}
-
-		var continuationByte = byteArray[byteIndex] & 0xFF;
-		byteIndex++;
-
-		if ((continuationByte & 0xC0) == 0x80) {
-			return continuationByte & 0x3F;
-		}
-
-		// If we end up here, it’s not a continuation byte
-		throw Error('Invalid continuation byte');
-	}
-
-	function decodeSymbol() {
-		var byte1;
-		var byte2;
-		var byte3;
-		var byte4;
-		var codePoint;
-
-		if (byteIndex > byteCount) {
-			throw Error('Invalid byte index');
-		}
-
-		if (byteIndex == byteCount) {
-			return false;
-		}
-
-		// Read first byte
-		byte1 = byteArray[byteIndex] & 0xFF;
-		byteIndex++;
-
-		// 1-byte sequence (no continuation bytes)
-		if ((byte1 & 0x80) == 0) {
-			return byte1;
-		}
-
-		// 2-byte sequence
-		if ((byte1 & 0xE0) == 0xC0) {
-			var byte2 = readContinuationByte();
-			codePoint = ((byte1 & 0x1F) << 6) | byte2;
-			if (codePoint >= 0x80) {
-				return codePoint;
-			} else {
-				throw Error('Invalid continuation byte');
-			}
-		}
-
-		// 3-byte sequence (may include unpaired surrogates)
-		if ((byte1 & 0xF0) == 0xE0) {
-			byte2 = readContinuationByte();
-			byte3 = readContinuationByte();
-			codePoint = ((byte1 & 0x0F) << 12) | (byte2 << 6) | byte3;
-			if (codePoint >= 0x0800) {
-				checkScalarValue(codePoint);
-				return codePoint;
-			} else {
-				throw Error('Invalid continuation byte');
-			}
-		}
-
-		// 4-byte sequence
-		if ((byte1 & 0xF8) == 0xF0) {
-			byte2 = readContinuationByte();
-			byte3 = readContinuationByte();
-			byte4 = readContinuationByte();
-			codePoint = ((byte1 & 0x0F) << 0x12) | (byte2 << 0x0C) |
-				(byte3 << 0x06) | byte4;
-			if (codePoint >= 0x010000 && codePoint <= 0x10FFFF) {
-				return codePoint;
-			}
-		}
-
-		throw Error('Invalid UTF-8 detected');
-	}
-
-	var byteArray;
-	var byteCount;
-	var byteIndex;
-	function utf8decode(byteString) {
-		byteArray = ucs2decode(byteString);
-		byteCount = byteArray.length;
-		byteIndex = 0;
-		var codePoints = [];
-		var tmp;
-		while ((tmp = decodeSymbol()) !== false) {
-			codePoints.push(tmp);
-		}
-		return ucs2encode(codePoints);
-	}
-
-	/*--------------------------------------------------------------------------*/
-
-	var utf8 = {
-		'version': '2.0.0',
-		'encode': utf8encode,
-		'decode': utf8decode
-	};
-
-	// Some AMD build optimizers, like r.js, check for specific condition patterns
-	// like the following:
-	if (
-		typeof define == 'function' &&
-		typeof define.amd == 'object' &&
-		define.amd
-	) {
-		define(function() {
-			return utf8;
-		});
-	}	else if (freeExports && !freeExports.nodeType) {
-		if (freeModule) { // in Node.js or RingoJS v0.8.0+
-			freeModule.exports = utf8;
-		} else { // in Narwhal or RingoJS v0.7.0-
-			var object = {};
-			var hasOwnProperty = object.hasOwnProperty;
-			for (var key in utf8) {
-				hasOwnProperty.call(utf8, key) && (freeExports[key] = utf8[key]);
-			}
-		}
-	} else { // in Rhino or a web browser
-		root.utf8 = utf8;
-	}
-
-}(this));
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{}],30:[function(_dereq_,module,exports){
-'use strict';
-
-var alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split('')
-  , length = 64
-  , map = {}
-  , seed = 0
-  , i = 0
-  , prev;
-
-/**
- * Return a string representing the specified number.
- *
- * @param {Number} num The number to convert.
- * @returns {String} The string representation of the number.
- * @api public
- */
-function encode(num) {
-  var encoded = '';
-
-  do {
-    encoded = alphabet[num % length] + encoded;
-    num = Math.floor(num / length);
-  } while (num > 0);
-
-  return encoded;
-}
-
-/**
- * Return the integer value specified by the given string.
- *
- * @param {String} str The string to convert.
- * @returns {Number} The integer value represented by the string.
- * @api public
- */
-function decode(str) {
-  var decoded = 0;
-
-  for (i = 0; i < str.length; i++) {
-    decoded = decoded * length + map[str.charAt(i)];
-  }
-
-  return decoded;
-}
-
-/**
- * Yeast: A tiny growing id generator.
- *
- * @returns {String} A unique id.
- * @api public
- */
-function yeast() {
-  var now = encode(+new Date());
-
-  if (now !== prev) return seed = 0, prev = now;
-  return now +'.'+ encode(seed++);
-}
-
-//
-// Map each character to its index.
-//
-for (; i < length; i++) map[alphabet[i]] = i;
-
-//
-// Expose the `yeast`, `encode` and `decode` functions.
-//
-yeast.encode = encode;
-yeast.decode = decode;
-module.exports = yeast;
-
-},{}],31:[function(_dereq_,module,exports){
-
-/**
- * Module dependencies.
- */
-
-var url = _dereq_('./url');
-var parser = _dereq_('socket.io-parser');
-var Manager = _dereq_('./manager');
-var debug = _dereq_('debug')('socket.io-client');
-
-/**
- * Module exports.
- */
-
-module.exports = exports = lookup;
-
-/**
- * Managers cache.
- */
-
-var cache = exports.managers = {};
-
-/**
- * Looks up an existing `Manager` for multiplexing.
- * If the user summons:
- *
- *   `io('http://localhost/a');`
- *   `io('http://localhost/b');`
- *
- * We reuse the existing instance based on same scheme/port/host,
- * and we initialize sockets for each namespace.
- *
- * @api public
- */
-
-function lookup(uri, opts) {
-  if (typeof uri == 'object') {
-    opts = uri;
-    uri = undefined;
-  }
-
-  opts = opts || {};
-
-  var parsed = url(uri);
-  var source = parsed.source;
-  var id = parsed.id;
-  var path = parsed.path;
-  var sameNamespace = cache[id] && path in cache[id].nsps;
-  var newConnection = opts.forceNew || opts['force new connection'] ||
-                      false === opts.multiplex || sameNamespace;
-
-  var io;
-
-  if (newConnection) {
-    debug('ignoring socket cache for %s', source);
-    io = Manager(source, opts);
-  } else {
-    if (!cache[id]) {
-      debug('new io instance for %s', source);
-      cache[id] = Manager(source, opts);
-    }
-    io = cache[id];
-  }
-
-  return io.socket(parsed.path);
-}
-
-/**
- * Protocol version.
- *
- * @api public
- */
-
-exports.protocol = parser.protocol;
-
-/**
- * `connect`.
- *
- * @param {String} uri
- * @api public
- */
-
-exports.connect = lookup;
-
-/**
- * Expose constructors for standalone build.
- *
- * @api public
- */
-
-exports.Manager = _dereq_('./manager');
-exports.Socket = _dereq_('./socket');
-
-},{"./manager":32,"./socket":34,"./url":35,"debug":39,"socket.io-parser":47}],32:[function(_dereq_,module,exports){
-
-/**
- * Module dependencies.
- */
-
-var eio = _dereq_('engine.io-client');
-var Socket = _dereq_('./socket');
-var Emitter = _dereq_('component-emitter');
-var parser = _dereq_('socket.io-parser');
-var on = _dereq_('./on');
-var bind = _dereq_('component-bind');
-var debug = _dereq_('debug')('socket.io-client:manager');
-var indexOf = _dereq_('indexof');
-var Backoff = _dereq_('backo2');
-
-/**
- * IE6+ hasOwnProperty
- */
-
-var has = Object.prototype.hasOwnProperty;
-
-/**
- * Module exports
- */
-
-module.exports = Manager;
-
-/**
- * `Manager` constructor.
- *
- * @param {String} engine instance or engine uri/opts
- * @param {Object} options
- * @api public
- */
-
-function Manager(uri, opts){
-  if (!(this instanceof Manager)) return new Manager(uri, opts);
-  if (uri && ('object' == typeof uri)) {
-    opts = uri;
-    uri = undefined;
-  }
-  opts = opts || {};
-
-  opts.path = opts.path || '/socket.io';
-  this.nsps = {};
-  this.subs = [];
-  this.opts = opts;
-  this.reconnection(opts.reconnection !== false);
-  this.reconnectionAttempts(opts.reconnectionAttempts || Infinity);
-  this.reconnectionDelay(opts.reconnectionDelay || 1000);
-  this.reconnectionDelayMax(opts.reconnectionDelayMax || 5000);
-  this.randomizationFactor(opts.randomizationFactor || 0.5);
-  this.backoff = new Backoff({
-    min: this.reconnectionDelay(),
-    max: this.reconnectionDelayMax(),
-    jitter: this.randomizationFactor()
-  });
-  this.timeout(null == opts.timeout ? 20000 : opts.timeout);
-  this.readyState = 'closed';
-  this.uri = uri;
-  this.connecting = [];
-  this.lastPing = null;
-  this.encoding = false;
-  this.packetBuffer = [];
-  this.encoder = new parser.Encoder();
-  this.decoder = new parser.Decoder();
-  this.autoConnect = opts.autoConnect !== false;
-  if (this.autoConnect) this.open();
-}
-
-/**
- * Propagate given event to sockets and emit on `this`
- *
- * @api private
- */
-
-Manager.prototype.emitAll = function() {
-  this.emit.apply(this, arguments);
-  for (var nsp in this.nsps) {
-    if (has.call(this.nsps, nsp)) {
-      this.nsps[nsp].emit.apply(this.nsps[nsp], arguments);
-    }
-  }
-};
-
-/**
- * Update `socket.id` of all sockets
- *
- * @api private
- */
-
-Manager.prototype.updateSocketIds = function(){
-  for (var nsp in this.nsps) {
-    if (has.call(this.nsps, nsp)) {
-      this.nsps[nsp].id = this.engine.id;
-    }
-  }
-};
-
-/**
- * Mix in `Emitter`.
- */
-
-Emitter(Manager.prototype);
-
-/**
- * Sets the `reconnection` config.
- *
- * @param {Boolean} true/false if it should automatically reconnect
- * @return {Manager} self or value
- * @api public
- */
-
-Manager.prototype.reconnection = function(v){
-  if (!arguments.length) return this._reconnection;
-  this._reconnection = !!v;
-  return this;
-};
-
-/**
- * Sets the reconnection attempts config.
- *
- * @param {Number} max reconnection attempts before giving up
- * @return {Manager} self or value
- * @api public
- */
-
-Manager.prototype.reconnectionAttempts = function(v){
-  if (!arguments.length) return this._reconnectionAttempts;
-  this._reconnectionAttempts = v;
-  return this;
-};
-
-/**
- * Sets the delay between reconnections.
- *
- * @param {Number} delay
- * @return {Manager} self or value
- * @api public
- */
-
-Manager.prototype.reconnectionDelay = function(v){
-  if (!arguments.length) return this._reconnectionDelay;
-  this._reconnectionDelay = v;
-  this.backoff && this.backoff.setMin(v);
-  return this;
-};
-
-Manager.prototype.randomizationFactor = function(v){
-  if (!arguments.length) return this._randomizationFactor;
-  this._randomizationFactor = v;
-  this.backoff && this.backoff.setJitter(v);
-  return this;
-};
-
-/**
- * Sets the maximum delay between reconnections.
- *
- * @param {Number} delay
- * @return {Manager} self or value
- * @api public
- */
-
-Manager.prototype.reconnectionDelayMax = function(v){
-  if (!arguments.length) return this._reconnectionDelayMax;
-  this._reconnectionDelayMax = v;
-  this.backoff && this.backoff.setMax(v);
-  return this;
-};
-
-/**
- * Sets the connection timeout. `false` to disable
- *
- * @return {Manager} self or value
- * @api public
- */
-
-Manager.prototype.timeout = function(v){
-  if (!arguments.length) return this._timeout;
-  this._timeout = v;
-  return this;
-};
-
-/**
- * Starts trying to reconnect if reconnection is enabled and we have not
- * started reconnecting yet
- *
- * @api private
- */
-
-Manager.prototype.maybeReconnectOnOpen = function() {
-  // Only try to reconnect if it's the first time we're connecting
-  if (!this.reconnecting && this._reconnection && this.backoff.attempts === 0) {
-    // keeps reconnection from firing twice for the same reconnection loop
-    this.reconnect();
-  }
-};
-
-
-/**
- * Sets the current transport `socket`.
- *
- * @param {Function} optional, callback
- * @return {Manager} self
- * @api public
- */
-
-Manager.prototype.open =
-Manager.prototype.connect = function(fn){
-  debug('readyState %s', this.readyState);
-  if (~this.readyState.indexOf('open')) return this;
-
-  debug('opening %s', this.uri);
-  this.engine = eio(this.uri, this.opts);
-  var socket = this.engine;
-  var self = this;
-  this.readyState = 'opening';
-  this.skipReconnect = false;
-
-  // emit `open`
-  var openSub = on(socket, 'open', function() {
-    self.onopen();
-    fn && fn();
-  });
-
-  // emit `connect_error`
-  var errorSub = on(socket, 'error', function(data){
-    debug('connect_error');
-    self.cleanup();
-    self.readyState = 'closed';
-    self.emitAll('connect_error', data);
-    if (fn) {
-      var err = new Error('Connection error');
-      err.data = data;
-      fn(err);
-    } else {
-      // Only do this if there is no fn to handle the error
-      self.maybeReconnectOnOpen();
-    }
-  });
-
-  // emit `connect_timeout`
-  if (false !== this._timeout) {
-    var timeout = this._timeout;
-    debug('connect attempt will timeout after %d', timeout);
-
-    // set timer
-    var timer = setTimeout(function(){
-      debug('connect attempt timed out after %d', timeout);
-      openSub.destroy();
-      socket.close();
-      socket.emit('error', 'timeout');
-      self.emitAll('connect_timeout', timeout);
-    }, timeout);
-
-    this.subs.push({
-      destroy: function(){
-        clearTimeout(timer);
-      }
-    });
-  }
-
-  this.subs.push(openSub);
-  this.subs.push(errorSub);
-
-  return this;
-};
-
-/**
- * Called upon transport open.
- *
- * @api private
- */
-
-Manager.prototype.onopen = function(){
-  debug('open');
-
-  // clear old subs
-  this.cleanup();
-
-  // mark as open
-  this.readyState = 'open';
-  this.emit('open');
-
-  // add new subs
-  var socket = this.engine;
-  this.subs.push(on(socket, 'data', bind(this, 'ondata')));
-  this.subs.push(on(socket, 'ping', bind(this, 'onping')));
-  this.subs.push(on(socket, 'pong', bind(this, 'onpong')));
-  this.subs.push(on(socket, 'error', bind(this, 'onerror')));
-  this.subs.push(on(socket, 'close', bind(this, 'onclose')));
-  this.subs.push(on(this.decoder, 'decoded', bind(this, 'ondecoded')));
-};
-
-/**
- * Called upon a ping.
- *
- * @api private
- */
-
-Manager.prototype.onping = function(){
-  this.lastPing = new Date;
-  this.emitAll('ping');
-};
-
-/**
- * Called upon a packet.
- *
- * @api private
- */
-
-Manager.prototype.onpong = function(){
-  this.emitAll('pong', new Date - this.lastPing);
-};
-
-/**
- * Called with data.
- *
- * @api private
- */
-
-Manager.prototype.ondata = function(data){
-  this.decoder.add(data);
-};
-
-/**
- * Called when parser fully decodes a packet.
- *
- * @api private
- */
-
-Manager.prototype.ondecoded = function(packet) {
-  this.emit('packet', packet);
-};
-
-/**
- * Called upon socket error.
- *
- * @api private
- */
-
-Manager.prototype.onerror = function(err){
-  debug('error', err);
-  this.emitAll('error', err);
-};
-
-/**
- * Creates a new socket for the given `nsp`.
- *
- * @return {Socket}
- * @api public
- */
-
-Manager.prototype.socket = function(nsp){
-  var socket = this.nsps[nsp];
-  if (!socket) {
-    socket = new Socket(this, nsp);
-    this.nsps[nsp] = socket;
-    var self = this;
-    socket.on('connecting', onConnecting);
-    socket.on('connect', function(){
-      socket.id = self.engine.id;
-    });
-
-    if (this.autoConnect) {
-      // manually call here since connecting evnet is fired before listening
-      onConnecting();
-    }
-  }
-
-  function onConnecting() {
-    if (!~indexOf(self.connecting, socket)) {
-      self.connecting.push(socket);
-    }
-  }
-
-  return socket;
-};
-
-/**
- * Called upon a socket close.
- *
- * @param {Socket} socket
- */
-
-Manager.prototype.destroy = function(socket){
-  var index = indexOf(this.connecting, socket);
-  if (~index) this.connecting.splice(index, 1);
-  if (this.connecting.length) return;
-
-  this.close();
-};
-
-/**
- * Writes a packet.
- *
- * @param {Object} packet
- * @api private
- */
-
-Manager.prototype.packet = function(packet){
-  debug('writing packet %j', packet);
-  var self = this;
-
-  if (!self.encoding) {
-    // encode, then write to engine with result
-    self.encoding = true;
-    this.encoder.encode(packet, function(encodedPackets) {
-      for (var i = 0; i < encodedPackets.length; i++) {
-        self.engine.write(encodedPackets[i], packet.options);
-      }
-      self.encoding = false;
-      self.processPacketQueue();
-    });
-  } else { // add packet to the queue
-    self.packetBuffer.push(packet);
-  }
-};
-
-/**
- * If packet buffer is non-empty, begins encoding the
- * next packet in line.
- *
- * @api private
- */
-
-Manager.prototype.processPacketQueue = function() {
-  if (this.packetBuffer.length > 0 && !this.encoding) {
-    var pack = this.packetBuffer.shift();
-    this.packet(pack);
-  }
-};
-
-/**
- * Clean up transport subscriptions and packet buffer.
- *
- * @api private
- */
-
-Manager.prototype.cleanup = function(){
-  debug('cleanup');
-
-  var sub;
-  while (sub = this.subs.shift()) sub.destroy();
-
-  this.packetBuffer = [];
-  this.encoding = false;
-  this.lastPing = null;
-
-  this.decoder.destroy();
-};
-
-/**
- * Close the current socket.
- *
- * @api private
- */
-
-Manager.prototype.close =
-Manager.prototype.disconnect = function(){
-  debug('disconnect');
-  this.skipReconnect = true;
-  this.reconnecting = false;
-  if ('opening' == this.readyState) {
-    // `onclose` will not fire because
-    // an open event never happened
-    this.cleanup();
-  }
-  this.backoff.reset();
-  this.readyState = 'closed';
-  if (this.engine) this.engine.close();
-};
-
-/**
- * Called upon engine close.
- *
- * @api private
- */
-
-Manager.prototype.onclose = function(reason){
-  debug('onclose');
-
-  this.cleanup();
-  this.backoff.reset();
-  this.readyState = 'closed';
-  this.emit('close', reason);
-
-  if (this._reconnection && !this.skipReconnect) {
-    this.reconnect();
-  }
-};
-
-/**
- * Attempt a reconnection.
- *
- * @api private
- */
-
-Manager.prototype.reconnect = function(){
-  if (this.reconnecting || this.skipReconnect) return this;
-
-  var self = this;
-
-  if (this.backoff.attempts >= this._reconnectionAttempts) {
-    debug('reconnect failed');
-    this.backoff.reset();
-    this.emitAll('reconnect_failed');
-    this.reconnecting = false;
-  } else {
-    var delay = this.backoff.duration();
-    debug('will wait %dms before reconnect attempt', delay);
-
-    this.reconnecting = true;
-    var timer = setTimeout(function(){
-      if (self.skipReconnect) return;
-
-      debug('attempting reconnect');
-      self.emitAll('reconnect_attempt', self.backoff.attempts);
-      self.emitAll('reconnecting', self.backoff.attempts);
-
-      // check again for the case socket closed in above events
-      if (self.skipReconnect) return;
-
-      self.open(function(err){
-        if (err) {
-          debug('reconnect attempt error');
-          self.reconnecting = false;
-          self.reconnect();
-          self.emitAll('reconnect_error', err.data);
-        } else {
-          debug('reconnect success');
-          self.onreconnect();
-        }
-      });
-    }, delay);
-
-    this.subs.push({
-      destroy: function(){
-        clearTimeout(timer);
-      }
-    });
-  }
-};
-
-/**
- * Called upon successful reconnect.
- *
- * @api private
- */
-
-Manager.prototype.onreconnect = function(){
-  var attempt = this.backoff.attempts;
-  this.reconnecting = false;
-  this.backoff.reset();
-  this.updateSocketIds();
-  this.emitAll('reconnect', attempt);
-};
-
-},{"./on":33,"./socket":34,"backo2":36,"component-bind":37,"component-emitter":38,"debug":39,"engine.io-client":1,"indexof":42,"socket.io-parser":47}],33:[function(_dereq_,module,exports){
-
-/**
- * Module exports.
- */
-
-module.exports = on;
-
-/**
- * Helper for subscriptions.
- *
- * @param {Object|EventEmitter} obj with `Emitter` mixin or `EventEmitter`
- * @param {String} event name
- * @param {Function} callback
- * @api public
- */
-
-function on(obj, ev, fn) {
-  obj.on(ev, fn);
-  return {
-    destroy: function(){
-      obj.removeListener(ev, fn);
-    }
-  };
-}
-
-},{}],34:[function(_dereq_,module,exports){
-
-/**
- * Module dependencies.
- */
-
-var parser = _dereq_('socket.io-parser');
-var Emitter = _dereq_('component-emitter');
-var toArray = _dereq_('to-array');
-var on = _dereq_('./on');
-var bind = _dereq_('component-bind');
-var debug = _dereq_('debug')('socket.io-client:socket');
-var hasBin = _dereq_('has-binary');
-
-/**
- * Module exports.
- */
-
-module.exports = exports = Socket;
-
-/**
- * Internal events (blacklisted).
- * These events can't be emitted by the user.
- *
- * @api private
- */
-
-var events = {
-  connect: 1,
-  connect_error: 1,
-  connect_timeout: 1,
-  connecting: 1,
-  disconnect: 1,
-  error: 1,
-  reconnect: 1,
-  reconnect_attempt: 1,
-  reconnect_failed: 1,
-  reconnect_error: 1,
-  reconnecting: 1,
-  ping: 1,
-  pong: 1
-};
-
-/**
- * Shortcut to `Emitter#emit`.
- */
-
-var emit = Emitter.prototype.emit;
-
-/**
- * `Socket` constructor.
- *
- * @api public
- */
-
-function Socket(io, nsp){
-  this.io = io;
-  this.nsp = nsp;
-  this.json = this; // compat
-  this.ids = 0;
-  this.acks = {};
-  this.receiveBuffer = [];
-  this.sendBuffer = [];
-  this.connected = false;
-  this.disconnected = true;
-  if (this.io.autoConnect) this.open();
-}
-
-/**
- * Mix in `Emitter`.
- */
-
-Emitter(Socket.prototype);
-
-/**
- * Subscribe to open, close and packet events
- *
- * @api private
- */
-
-Socket.prototype.subEvents = function() {
-  if (this.subs) return;
-
-  var io = this.io;
-  this.subs = [
-    on(io, 'open', bind(this, 'onopen')),
-    on(io, 'packet', bind(this, 'onpacket')),
-    on(io, 'close', bind(this, 'onclose'))
-  ];
-};
-
-/**
- * "Opens" the socket.
- *
- * @api public
- */
-
-Socket.prototype.open =
-Socket.prototype.connect = function(){
-  if (this.connected) return this;
-
-  this.subEvents();
-  this.io.open(); // ensure open
-  if ('open' == this.io.readyState) this.onopen();
-  this.emit('connecting');
-  return this;
-};
-
-/**
- * Sends a `message` event.
- *
- * @return {Socket} self
- * @api public
- */
-
-Socket.prototype.send = function(){
-  var args = toArray(arguments);
-  args.unshift('message');
-  this.emit.apply(this, args);
-  return this;
-};
-
-/**
- * Override `emit`.
- * If the event is in `events`, it's emitted normally.
- *
- * @param {String} event name
- * @return {Socket} self
- * @api public
- */
-
-Socket.prototype.emit = function(ev){
-  if (events.hasOwnProperty(ev)) {
-    emit.apply(this, arguments);
-    return this;
-  }
-
-  var args = toArray(arguments);
-  var parserType = parser.EVENT; // default
-  if (hasBin(args)) { parserType = parser.BINARY_EVENT; } // binary
-  var packet = { type: parserType, data: args };
-
-  packet.options = {};
-  packet.options.compress = !this.flags || false !== this.flags.compress;
-
-  // event ack callback
-  if ('function' == typeof args[args.length - 1]) {
-    debug('emitting packet with ack id %d', this.ids);
-    this.acks[this.ids] = args.pop();
-    packet.id = this.ids++;
-  }
-
-  if (this.connected) {
-    this.packet(packet);
-  } else {
-    this.sendBuffer.push(packet);
-  }
-
-  delete this.flags;
-
-  return this;
-};
-
-/**
- * Sends a packet.
- *
- * @param {Object} packet
- * @api private
- */
-
-Socket.prototype.packet = function(packet){
-  packet.nsp = this.nsp;
-  this.io.packet(packet);
-};
-
-/**
- * Called upon engine `open`.
- *
- * @api private
- */
-
-Socket.prototype.onopen = function(){
-  debug('transport is open - connecting');
-
-  // write connect packet if necessary
-  if ('/' != this.nsp) {
-    this.packet({ type: parser.CONNECT });
-  }
-};
-
-/**
- * Called upon engine `close`.
- *
- * @param {String} reason
- * @api private
- */
-
-Socket.prototype.onclose = function(reason){
-  debug('close (%s)', reason);
-  this.connected = false;
-  this.disconnected = true;
-  delete this.id;
-  this.emit('disconnect', reason);
-};
-
-/**
- * Called with socket packet.
- *
- * @param {Object} packet
- * @api private
- */
-
-Socket.prototype.onpacket = function(packet){
-  if (packet.nsp != this.nsp) return;
-
-  switch (packet.type) {
-    case parser.CONNECT:
-      this.onconnect();
-      break;
-
-    case parser.EVENT:
-      this.onevent(packet);
-      break;
-
-    case parser.BINARY_EVENT:
-      this.onevent(packet);
-      break;
-
-    case parser.ACK:
-      this.onack(packet);
-      break;
-
-    case parser.BINARY_ACK:
-      this.onack(packet);
-      break;
-
-    case parser.DISCONNECT:
-      this.ondisconnect();
-      break;
-
-    case parser.ERROR:
-      this.emit('error', packet.data);
-      break;
-  }
-};
-
-/**
- * Called upon a server event.
- *
- * @param {Object} packet
- * @api private
- */
-
-Socket.prototype.onevent = function(packet){
-  var args = packet.data || [];
-  debug('emitting event %j', args);
-
-  if (null != packet.id) {
-    debug('attaching ack callback to event');
-    args.push(this.ack(packet.id));
-  }
-
-  if (this.connected) {
-    emit.apply(this, args);
-  } else {
-    this.receiveBuffer.push(args);
-  }
-};
-
-/**
- * Produces an ack callback to emit with an event.
- *
- * @api private
- */
-
-Socket.prototype.ack = function(id){
-  var self = this;
-  var sent = false;
-  return function(){
-    // prevent double callbacks
-    if (sent) return;
-    sent = true;
-    var args = toArray(arguments);
-    debug('sending ack %j', args);
-
-    var type = hasBin(args) ? parser.BINARY_ACK : parser.ACK;
-    self.packet({
-      type: type,
-      id: id,
-      data: args
-    });
-  };
-};
-
-/**
- * Called upon a server acknowlegement.
- *
- * @param {Object} packet
- * @api private
- */
-
-Socket.prototype.onack = function(packet){
-  var ack = this.acks[packet.id];
-  if ('function' == typeof ack) {
-    debug('calling ack %s with %j', packet.id, packet.data);
-    ack.apply(this, packet.data);
-    delete this.acks[packet.id];
-  } else {
-    debug('bad ack %s', packet.id);
-  }
-};
-
-/**
- * Called upon server connect.
- *
- * @api private
- */
-
-Socket.prototype.onconnect = function(){
-  this.connected = true;
-  this.disconnected = false;
-  this.emit('connect');
-  this.emitBuffered();
-};
-
-/**
- * Emit buffered events (received and emitted).
- *
- * @api private
- */
-
-Socket.prototype.emitBuffered = function(){
-  var i;
-  for (i = 0; i < this.receiveBuffer.length; i++) {
-    emit.apply(this, this.receiveBuffer[i]);
-  }
-  this.receiveBuffer = [];
-
-  for (i = 0; i < this.sendBuffer.length; i++) {
-    this.packet(this.sendBuffer[i]);
-  }
-  this.sendBuffer = [];
-};
-
-/**
- * Called upon server disconnect.
- *
- * @api private
- */
-
-Socket.prototype.ondisconnect = function(){
-  debug('server disconnect (%s)', this.nsp);
-  this.destroy();
-  this.onclose('io server disconnect');
-};
-
-/**
- * Called upon forced client/server side disconnections,
- * this method ensures the manager stops tracking us and
- * that reconnections don't get triggered for this.
- *
- * @api private.
- */
-
-Socket.prototype.destroy = function(){
-  if (this.subs) {
-    // clean subscriptions to avoid reconnections
-    for (var i = 0; i < this.subs.length; i++) {
-      this.subs[i].destroy();
-    }
-    this.subs = null;
-  }
-
-  this.io.destroy(this);
-};
-
-/**
- * Disconnects the socket manually.
- *
- * @return {Socket} self
- * @api public
- */
-
-Socket.prototype.close =
-Socket.prototype.disconnect = function(){
-  if (this.connected) {
-    debug('performing disconnect (%s)', this.nsp);
-    this.packet({ type: parser.DISCONNECT });
-  }
-
-  // remove socket from pool
-  this.destroy();
-
-  if (this.connected) {
-    // fire events
-    this.onclose('io client disconnect');
-  }
-  return this;
-};
-
-/**
- * Sets the compress flag.
- *
- * @param {Boolean} if `true`, compresses the sending data
- * @return {Socket} self
- * @api public
- */
-
-Socket.prototype.compress = function(compress){
-  this.flags = this.flags || {};
-  this.flags.compress = compress;
-  return this;
-};
-
-},{"./on":33,"component-bind":37,"component-emitter":38,"debug":39,"has-binary":41,"socket.io-parser":47,"to-array":51}],35:[function(_dereq_,module,exports){
-(function (global){
-
-/**
- * Module dependencies.
- */
-
-var parseuri = _dereq_('parseuri');
-var debug = _dereq_('debug')('socket.io-client:url');
-
-/**
- * Module exports.
- */
-
-module.exports = url;
-
-/**
- * URL parser.
- *
- * @param {String} url
- * @param {Object} An object meant to mimic window.location.
- *                 Defaults to window.location.
- * @api public
- */
-
-function url(uri, loc){
-  var obj = uri;
-
-  // default to window.location
-  var loc = loc || global.location;
-  if (null == uri) uri = loc.protocol + '//' + loc.host;
-
-  // relative path support
-  if ('string' == typeof uri) {
-    if ('/' == uri.charAt(0)) {
-      if ('/' == uri.charAt(1)) {
-        uri = loc.protocol + uri;
-      } else {
-        uri = loc.host + uri;
-      }
-    }
-
-    if (!/^(https?|wss?):\/\//.test(uri)) {
-      debug('protocol-less url %s', uri);
-      if ('undefined' != typeof loc) {
-        uri = loc.protocol + '//' + uri;
-      } else {
-        uri = 'https://' + uri;
-      }
-    }
-
-    // parse
-    debug('parse %s', uri);
-    obj = parseuri(uri);
-  }
-
-  // make sure we treat `localhost:80` and `localhost` equally
-  if (!obj.port) {
-    if (/^(http|ws)$/.test(obj.protocol)) {
-      obj.port = '80';
-    }
-    else if (/^(http|ws)s$/.test(obj.protocol)) {
-      obj.port = '443';
-    }
-  }
-
-  obj.path = obj.path || '/';
-
-  var ipv6 = obj.host.indexOf(':') !== -1;
-  var host = ipv6 ? '[' + obj.host + ']' : obj.host;
-
-  // define unique id
-  obj.id = obj.protocol + '://' + host + ':' + obj.port;
-  // define href
-  obj.href = obj.protocol + '://' + host + (loc && loc.port == obj.port ? '' : (':' + obj.port));
-
-  return obj;
-}
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{"debug":39,"parseuri":45}],36:[function(_dereq_,module,exports){
-
-/**
- * Expose `Backoff`.
- */
-
-module.exports = Backoff;
-
-/**
- * Initialize backoff timer with `opts`.
- *
- * - `min` initial timeout in milliseconds [100]
- * - `max` max timeout [10000]
- * - `jitter` [0]
- * - `factor` [2]
- *
- * @param {Object} opts
- * @api public
- */
-
-function Backoff(opts) {
-  opts = opts || {};
-  this.ms = opts.min || 100;
-  this.max = opts.max || 10000;
-  this.factor = opts.factor || 2;
-  this.jitter = opts.jitter > 0 && opts.jitter <= 1 ? opts.jitter : 0;
-  this.attempts = 0;
-}
-
-/**
- * Return the backoff duration.
- *
- * @return {Number}
- * @api public
- */
-
-Backoff.prototype.duration = function(){
-  var ms = this.ms * Math.pow(this.factor, this.attempts++);
-  if (this.jitter) {
-    var rand =  Math.random();
-    var deviation = Math.floor(rand * this.jitter * ms);
-    ms = (Math.floor(rand * 10) & 1) == 0  ? ms - deviation : ms + deviation;
-  }
-  return Math.min(ms, this.max) | 0;
-};
-
-/**
- * Reset the number of attempts.
- *
- * @api public
- */
-
-Backoff.prototype.reset = function(){
-  this.attempts = 0;
-};
-
-/**
- * Set the minimum duration
- *
- * @api public
- */
-
-Backoff.prototype.setMin = function(min){
-  this.ms = min;
-};
-
-/**
- * Set the maximum duration
- *
- * @api public
- */
-
-Backoff.prototype.setMax = function(max){
-  this.max = max;
-};
-
-/**
- * Set the jitter
- *
- * @api public
- */
-
-Backoff.prototype.setJitter = function(jitter){
-  this.jitter = jitter;
-};
-
-
-},{}],37:[function(_dereq_,module,exports){
-/**
- * Slice reference.
- */
-
-var slice = [].slice;
-
-/**
- * Bind `obj` to `fn`.
- *
- * @param {Object} obj
- * @param {Function|String} fn or string
- * @return {Function}
- * @api public
- */
-
-module.exports = function(obj, fn){
-  if ('string' == typeof fn) fn = obj[fn];
-  if ('function' != typeof fn) throw new Error('bind() requires a function');
-  var args = slice.call(arguments, 2);
-  return function(){
-    return fn.apply(obj, args.concat(slice.call(arguments)));
-  }
-};
-
-},{}],38:[function(_dereq_,module,exports){
-
-/**
- * Expose `Emitter`.
- */
-
-module.exports = Emitter;
-
-/**
- * Initialize a new `Emitter`.
- *
- * @api public
- */
-
-function Emitter(obj) {
-  if (obj) return mixin(obj);
-};
-
-/**
- * Mixin the emitter properties.
- *
- * @param {Object} obj
- * @return {Object}
- * @api private
- */
-
-function mixin(obj) {
-  for (var key in Emitter.prototype) {
-    obj[key] = Emitter.prototype[key];
-  }
-  return obj;
-}
-
-/**
- * Listen on the given `event` with `fn`.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-Emitter.prototype.on =
-Emitter.prototype.addEventListener = function(event, fn){
-  this._callbacks = this._callbacks || {};
-  (this._callbacks['$' + event] = this._callbacks['$' + event] || [])
-    .push(fn);
-  return this;
-};
-
-/**
- * Adds an `event` listener that will be invoked a single
- * time then automatically removed.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-Emitter.prototype.once = function(event, fn){
-  function on() {
-    this.off(event, on);
-    fn.apply(this, arguments);
-  }
-
-  on.fn = fn;
-  this.on(event, on);
-  return this;
-};
-
-/**
- * Remove the given callback for `event` or all
- * registered callbacks.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-Emitter.prototype.off =
-Emitter.prototype.removeListener =
-Emitter.prototype.removeAllListeners =
-Emitter.prototype.removeEventListener = function(event, fn){
-  this._callbacks = this._callbacks || {};
-
-  // all
-  if (0 == arguments.length) {
-    this._callbacks = {};
-    return this;
-  }
-
-  // specific event
-  var callbacks = this._callbacks['$' + event];
-  if (!callbacks) return this;
-
-  // remove all handlers
-  if (1 == arguments.length) {
-    delete this._callbacks['$' + event];
-    return this;
-  }
-
-  // remove specific handler
-  var cb;
-  for (var i = 0; i < callbacks.length; i++) {
-    cb = callbacks[i];
-    if (cb === fn || cb.fn === fn) {
-      callbacks.splice(i, 1);
-      break;
-    }
-  }
-  return this;
-};
-
-/**
- * Emit `event` with the given args.
- *
- * @param {String} event
- * @param {Mixed} ...
- * @return {Emitter}
- */
-
-Emitter.prototype.emit = function(event){
-  this._callbacks = this._callbacks || {};
-  var args = [].slice.call(arguments, 1)
-    , callbacks = this._callbacks['$' + event];
-
-  if (callbacks) {
-    callbacks = callbacks.slice(0);
-    for (var i = 0, len = callbacks.length; i < len; ++i) {
-      callbacks[i].apply(this, args);
-    }
-  }
-
-  return this;
-};
-
-/**
- * Return array of callbacks for `event`.
- *
- * @param {String} event
- * @return {Array}
- * @api public
- */
-
-Emitter.prototype.listeners = function(event){
-  this._callbacks = this._callbacks || {};
-  return this._callbacks['$' + event] || [];
-};
-
-/**
- * Check if this emitter has `event` handlers.
- *
- * @param {String} event
- * @return {Boolean}
- * @api public
- */
-
-Emitter.prototype.hasListeners = function(event){
-  return !! this.listeners(event).length;
-};
-
-},{}],39:[function(_dereq_,module,exports){
-arguments[4][17][0].apply(exports,arguments)
-},{"./debug":40,"dup":17}],40:[function(_dereq_,module,exports){
-arguments[4][18][0].apply(exports,arguments)
-},{"dup":18,"ms":44}],41:[function(_dereq_,module,exports){
-(function (global){
-
-/*
- * Module requirements.
- */
-
-var isArray = _dereq_('isarray');
-
-/**
- * Module exports.
- */
-
-module.exports = hasBinary;
-
-/**
- * Checks for binary data.
- *
- * Right now only Buffer and ArrayBuffer are supported..
- *
- * @param {Object} anything
- * @api public
- */
-
-function hasBinary(data) {
-
-  function _hasBinary(obj) {
-    if (!obj) return false;
-
-    if ( (global.Buffer && global.Buffer.isBuffer && global.Buffer.isBuffer(obj)) ||
-         (global.ArrayBuffer && obj instanceof ArrayBuffer) ||
-         (global.Blob && obj instanceof Blob) ||
-         (global.File && obj instanceof File)
-        ) {
-      return true;
-    }
-
-    if (isArray(obj)) {
-      for (var i = 0; i < obj.length; i++) {
-          if (_hasBinary(obj[i])) {
-              return true;
-          }
-      }
-    } else if (obj && 'object' == typeof obj) {
-      // see: https://github.com/Automattic/has-binary/pull/4
-      if (obj.toJSON && 'function' == typeof obj.toJSON) {
-        obj = obj.toJSON();
-      }
-
-      for (var key in obj) {
-        if (Object.prototype.hasOwnProperty.call(obj, key) && _hasBinary(obj[key])) {
-          return true;
-        }
-      }
-    }
-
-    return false;
-  }
-
-  return _hasBinary(data);
-}
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{"isarray":43}],42:[function(_dereq_,module,exports){
-arguments[4][23][0].apply(exports,arguments)
-},{"dup":23}],43:[function(_dereq_,module,exports){
-arguments[4][24][0].apply(exports,arguments)
-},{"dup":24}],44:[function(_dereq_,module,exports){
-arguments[4][25][0].apply(exports,arguments)
-},{"dup":25}],45:[function(_dereq_,module,exports){
-arguments[4][28][0].apply(exports,arguments)
-},{"dup":28}],46:[function(_dereq_,module,exports){
-(function (global){
-/*global Blob,File*/
-
-/**
- * Module requirements
- */
-
-var isArray = _dereq_('isarray');
-var isBuf = _dereq_('./is-buffer');
-
-/**
- * Replaces every Buffer | ArrayBuffer in packet with a numbered placeholder.
- * Anything with blobs or files should be fed through removeBlobs before coming
- * here.
- *
- * @param {Object} packet - socket.io event packet
- * @return {Object} with deconstructed packet and list of buffers
- * @api public
- */
-
-exports.deconstructPacket = function(packet){
-  var buffers = [];
-  var packetData = packet.data;
-
-  function _deconstructPacket(data) {
-    if (!data) return data;
-
-    if (isBuf(data)) {
-      var placeholder = { _placeholder: true, num: buffers.length };
-      buffers.push(data);
-      return placeholder;
-    } else if (isArray(data)) {
-      var newData = new Array(data.length);
-      for (var i = 0; i < data.length; i++) {
-        newData[i] = _deconstructPacket(data[i]);
-      }
-      return newData;
-    } else if ('object' == typeof data && !(data instanceof Date)) {
-      var newData = {};
-      for (var key in data) {
-        newData[key] = _deconstructPacket(data[key]);
-      }
-      return newData;
-    }
-    return data;
-  }
-
-  var pack = packet;
-  pack.data = _deconstructPacket(packetData);
-  pack.attachments = buffers.length; // number of binary 'attachments'
-  return {packet: pack, buffers: buffers};
-};
-
-/**
- * Reconstructs a binary packet from its placeholder packet and buffers
- *
- * @param {Object} packet - event packet with placeholders
- * @param {Array} buffers - binary buffers to put in placeholder positions
- * @return {Object} reconstructed packet
- * @api public
- */
-
-exports.reconstructPacket = function(packet, buffers) {
-  var curPlaceHolder = 0;
-
-  function _reconstructPacket(data) {
-    if (data && data._placeholder) {
-      var buf = buffers[data.num]; // appropriate buffer (should be natural order anyway)
-      return buf;
-    } else if (isArray(data)) {
-      for (var i = 0; i < data.length; i++) {
-        data[i] = _reconstructPacket(data[i]);
-      }
-      return data;
-    } else if (data && 'object' == typeof data) {
-      for (var key in data) {
-        data[key] = _reconstructPacket(data[key]);
-      }
-      return data;
-    }
-    return data;
-  }
-
-  packet.data = _reconstructPacket(packet.data);
-  packet.attachments = undefined; // no longer useful
-  return packet;
-};
-
-/**
- * Asynchronously removes Blobs or Files from data via
- * FileReader's readAsArrayBuffer method. Used before encoding
- * data as msgpack. Calls callback with the blobless data.
- *
- * @param {Object} data
- * @param {Function} callback
- * @api private
- */
-
-exports.removeBlobs = function(data, callback) {
-  function _removeBlobs(obj, curKey, containingObject) {
-    if (!obj) return obj;
-
-    // convert any blob
-    if ((global.Blob && obj instanceof Blob) ||
-        (global.File && obj instanceof File)) {
-      pendingBlobs++;
-
-      // async filereader
-      var fileReader = new FileReader();
-      fileReader.onload = function() { // this.result == arraybuffer
-        if (containingObject) {
-          containingObject[curKey] = this.result;
-        }
-        else {
-          bloblessData = this.result;
-        }
-
-        // if nothing pending its callback time
-        if(! --pendingBlobs) {
-          callback(bloblessData);
-        }
-      };
-
-      fileReader.readAsArrayBuffer(obj); // blob -> arraybuffer
-    } else if (isArray(obj)) { // handle array
-      for (var i = 0; i < obj.length; i++) {
-        _removeBlobs(obj[i], i, obj);
-      }
-    } else if (obj && 'object' == typeof obj && !isBuf(obj)) { // and object
-      for (var key in obj) {
-        _removeBlobs(obj[key], key, obj);
-      }
-    }
-  }
-
-  var pendingBlobs = 0;
-  var bloblessData = data;
-  _removeBlobs(bloblessData);
-  if (!pendingBlobs) {
-    callback(bloblessData);
-  }
-};
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{"./is-buffer":48,"isarray":43}],47:[function(_dereq_,module,exports){
-
-/**
- * Module dependencies.
- */
-
-var debug = _dereq_('debug')('socket.io-parser');
-var json = _dereq_('json3');
-var isArray = _dereq_('isarray');
-var Emitter = _dereq_('component-emitter');
-var binary = _dereq_('./binary');
-var isBuf = _dereq_('./is-buffer');
-
-/**
- * Protocol version.
- *
- * @api public
- */
-
-exports.protocol = 4;
-
-/**
- * Packet types.
- *
- * @api public
- */
-
-exports.types = [
-  'CONNECT',
-  'DISCONNECT',
-  'EVENT',
-  'BINARY_EVENT',
-  'ACK',
-  'BINARY_ACK',
-  'ERROR'
-];
-
-/**
- * Packet type `connect`.
- *
- * @api public
- */
-
-exports.CONNECT = 0;
-
-/**
- * Packet type `disconnect`.
- *
- * @api public
- */
-
-exports.DISCONNECT = 1;
-
-/**
- * Packet type `event`.
- *
- * @api public
- */
-
-exports.EVENT = 2;
-
-/**
- * Packet type `ack`.
- *
- * @api public
- */
-
-exports.ACK = 3;
-
-/**
- * Packet type `error`.
- *
- * @api public
- */
-
-exports.ERROR = 4;
-
-/**
- * Packet type 'binary event'
- *
- * @api public
- */
-
-exports.BINARY_EVENT = 5;
-
-/**
- * Packet type `binary ack`. For acks with binary arguments.
- *
- * @api public
- */
-
-exports.BINARY_ACK = 6;
-
-/**
- * Encoder constructor.
- *
- * @api public
- */
-
-exports.Encoder = Encoder;
-
-/**
- * Decoder constructor.
- *
- * @api public
- */
-
-exports.Decoder = Decoder;
-
-/**
- * A socket.io Encoder instance
- *
- * @api public
- */
-
-function Encoder() {}
-
-/**
- * Encode a packet as a single string if non-binary, or as a
- * buffer sequence, depending on packet type.
- *
- * @param {Object} obj - packet object
- * @param {Function} callback - function to handle encodings (likely engine.write)
- * @return Calls callback with Array of encodings
- * @api public
- */
-
-Encoder.prototype.encode = function(obj, callback){
-  debug('encoding packet %j', obj);
-
-  if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) {
-    encodeAsBinary(obj, callback);
-  }
-  else {
-    var encoding = encodeAsString(obj);
-    callback([encoding]);
-  }
-};
-
-/**
- * Encode packet as string.
- *
- * @param {Object} packet
- * @return {String} encoded
- * @api private
- */
-
-function encodeAsString(obj) {
-  var str = '';
-  var nsp = false;
-
-  // first is type
-  str += obj.type;
-
-  // attachments if we have them
-  if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) {
-    str += obj.attachments;
-    str += '-';
-  }
-
-  // if we have a namespace other than `/`
-  // we append it followed by a comma `,`
-  if (obj.nsp && '/' != obj.nsp) {
-    nsp = true;
-    str += obj.nsp;
-  }
-
-  // immediately followed by the id
-  if (null != obj.id) {
-    if (nsp) {
-      str += ',';
-      nsp = false;
-    }
-    str += obj.id;
-  }
-
-  // json data
-  if (null != obj.data) {
-    if (nsp) str += ',';
-    str += json.stringify(obj.data);
-  }
-
-  debug('encoded %j as %s', obj, str);
-  return str;
-}
-
-/**
- * Encode packet as 'buffer sequence' by removing blobs, and
- * deconstructing packet into object with placeholders and
- * a list of buffers.
- *
- * @param {Object} packet
- * @return {Buffer} encoded
- * @api private
- */
-
-function encodeAsBinary(obj, callback) {
-
-  function writeEncoding(bloblessData) {
-    var deconstruction = binary.deconstructPacket(bloblessData);
-    var pack = encodeAsString(deconstruction.packet);
-    var buffers = deconstruction.buffers;
-
-    buffers.unshift(pack); // add packet info to beginning of data list
-    callback(buffers); // write all the buffers
-  }
-
-  binary.removeBlobs(obj, writeEncoding);
-}
-
-/**
- * A socket.io Decoder instance
- *
- * @return {Object} decoder
- * @api public
- */
-
-function Decoder() {
-  this.reconstructor = null;
-}
-
-/**
- * Mix in `Emitter` with Decoder.
- */
-
-Emitter(Decoder.prototype);
-
-/**
- * Decodes an ecoded packet string into packet JSON.
- *
- * @param {String} obj - encoded packet
- * @return {Object} packet
- * @api public
- */
-
-Decoder.prototype.add = function(obj) {
-  var packet;
-  if ('string' == typeof obj) {
-    packet = decodeString(obj);
-    if (exports.BINARY_EVENT == packet.type || exports.BINARY_ACK == packet.type) { // binary packet's json
-      this.reconstructor = new BinaryReconstructor(packet);
-
-      // no attachments, labeled binary but no binary data to follow
-      if (this.reconstructor.reconPack.attachments === 0) {
-        this.emit('decoded', packet);
-      }
-    } else { // non-binary full packet
-      this.emit('decoded', packet);
-    }
-  }
-  else if (isBuf(obj) || obj.base64) { // raw binary data
-    if (!this.reconstructor) {
-      throw new Error('got binary data when not reconstructing a packet');
-    } else {
-      packet = this.reconstructor.takeBinaryData(obj);
-      if (packet) { // received final buffer
-        this.reconstructor = null;
-        this.emit('decoded', packet);
-      }
-    }
-  }
-  else {
-    throw new Error('Unknown type: ' + obj);
-  }
-};
-
-/**
- * Decode a packet String (JSON data)
- *
- * @param {String} str
- * @return {Object} packet
- * @api private
- */
-
-function decodeString(str) {
-  var p = {};
-  var i = 0;
-
-  // look up type
-  p.type = Number(str.charAt(0));
-  if (null == exports.types[p.type]) return error();
-
-  // look up attachments if type binary
-  if (exports.BINARY_EVENT == p.type || exports.BINARY_ACK == p.type) {
-    var buf = '';
-    while (str.charAt(++i) != '-') {
-      buf += str.charAt(i);
-      if (i == str.length) break;
-    }
-    if (buf != Number(buf) || str.charAt(i) != '-') {
-      throw new Error('Illegal attachments');
-    }
-    p.attachments = Number(buf);
-  }
-
-  // look up namespace (if any)
-  if ('/' == str.charAt(i + 1)) {
-    p.nsp = '';
-    while (++i) {
-      var c = str.charAt(i);
-      if (',' == c) break;
-      p.nsp += c;
-      if (i == str.length) break;
-    }
-  } else {
-    p.nsp = '/';
-  }
-
-  // look up id
-  var next = str.charAt(i + 1);
-  if ('' !== next && Number(next) == next) {
-    p.id = '';
-    while (++i) {
-      var c = str.charAt(i);
-      if (null == c || Number(c) != c) {
-        --i;
-        break;
-      }
-      p.id += str.charAt(i);
-      if (i == str.length) break;
-    }
-    p.id = Number(p.id);
-  }
-
-  // look up json data
-  if (str.charAt(++i)) {
-    try {
-      p.data = json.parse(str.substr(i));
-    } catch(e){
-      return error();
-    }
-  }
-
-  debug('decoded %s as %j', str, p);
-  return p;
-}
-
-/**
- * Deallocates a parser's resources
- *
- * @api public
- */
-
-Decoder.prototype.destroy = function() {
-  if (this.reconstructor) {
-    this.reconstructor.finishedReconstruction();
-  }
-};
-
-/**
- * A manager of a binary event's 'buffer sequence'. Should
- * be constructed whenever a packet of type BINARY_EVENT is
- * decoded.
- *
- * @param {Object} packet
- * @return {BinaryReconstructor} initialized reconstructor
- * @api private
- */
-
-function BinaryReconstructor(packet) {
-  this.reconPack = packet;
-  this.buffers = [];
-}
-
-/**
- * Method to be called when binary data received from connection
- * after a BINARY_EVENT packet.
- *
- * @param {Buffer | ArrayBuffer} binData - the raw binary data received
- * @return {null | Object} returns null if more binary data is expected or
- *   a reconstructed packet object if all buffers have been received.
- * @api private
- */
-
-BinaryReconstructor.prototype.takeBinaryData = function(binData) {
-  this.buffers.push(binData);
-  if (this.buffers.length == this.reconPack.attachments) { // done with buffer list
-    var packet = binary.reconstructPacket(this.reconPack, this.buffers);
-    this.finishedReconstruction();
-    return packet;
-  }
-  return null;
-};
-
-/**
- * Cleans up binary packet reconstruction variables.
- *
- * @api private
- */
-
-BinaryReconstructor.prototype.finishedReconstruction = function() {
-  this.reconPack = null;
-  this.buffers = [];
-};
-
-function error(data){
-  return {
-    type: exports.ERROR,
-    data: 'parser error'
-  };
-}
-
-},{"./binary":46,"./is-buffer":48,"component-emitter":49,"debug":39,"isarray":43,"json3":50}],48:[function(_dereq_,module,exports){
-(function (global){
-
-module.exports = isBuf;
-
-/**
- * Returns true if obj is a buffer or an arraybuffer.
- *
- * @api private
- */
-
-function isBuf(obj) {
-  return (global.Buffer && global.Buffer.isBuffer(obj)) ||
-         (global.ArrayBuffer && obj instanceof ArrayBuffer);
-}
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{}],49:[function(_dereq_,module,exports){
-arguments[4][15][0].apply(exports,arguments)
-},{"dup":15}],50:[function(_dereq_,module,exports){
-(function (global){
-/*! JSON v3.3.2 | http://bestiejs.github.io/json3 | Copyright 2012-2014, Kit Cambridge | http://kit.mit-license.org */
-;(function () {
-  // Detect the `define` function exposed by asynchronous module loaders. The
-  // strict `define` check is necessary for compatibility with `r.js`.
-  var isLoader = typeof define === "function" && define.amd;
-
-  // A set of types used to distinguish objects from primitives.
-  var objectTypes = {
-    "function": true,
-    "object": true
-  };
-
-  // Detect the `exports` object exposed by CommonJS implementations.
-  var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;
-
-  // Use the `global` object exposed by Node (including Browserify via
-  // `insert-module-globals`), Narwhal, and Ringo as the default context,
-  // and the `window` object in browsers. Rhino exports a `global` function
-  // instead.
-  var root = objectTypes[typeof window] && window || this,
-      freeGlobal = freeExports && objectTypes[typeof module] && module && !module.nodeType && typeof global == "object" && global;
-
-  if (freeGlobal && (freeGlobal["global"] === freeGlobal || freeGlobal["window"] === freeGlobal || freeGlobal["self"] === freeGlobal)) {
-    root = freeGlobal;
-  }
-
-  // Public: Initializes JSON 3 using the given `context` object, attaching the
-  // `stringify` and `parse` functions to the specified `exports` object.
-  function runInContext(context, exports) {
-    context || (context = root["Object"]());
-    exports || (exports = root["Object"]());
-
-    // Native constructor aliases.
-    var Number = context["Number"] || root["Number"],
-        String = context["String"] || root["String"],
-        Object = context["Object"] || root["Object"],
-        Date = context["Date"] || root["Date"],
-        SyntaxError = context["SyntaxError"] || root["SyntaxError"],
-        TypeError = context["TypeError"] || root["TypeError"],
-        Math = context["Math"] || root["Math"],
-        nativeJSON = context["JSON"] || root["JSON"];
-
-    // Delegate to the native `stringify` and `parse` implementations.
-    if (typeof nativeJSON == "object" && nativeJSON) {
-      exports.stringify = nativeJSON.stringify;
-      exports.parse = nativeJSON.parse;
-    }
-
-    // Convenience aliases.
-    var objectProto = Object.prototype,
-        getClass = objectProto.toString,
-        isProperty, forEach, undef;
-
-    // Test the `Date#getUTC*` methods. Based on work by @Yaffle.
-    var isExtended = new Date(-3509827334573292);
-    try {
-      // The `getUTCFullYear`, `Month`, and `Date` methods return nonsensical
-      // results for certain dates in Opera >= 10.53.
-      isExtended = isExtended.getUTCFullYear() == -109252 && isExtended.getUTCMonth() === 0 && isExtended.getUTCDate() === 1 &&
-        // Safari < 2.0.2 stores the internal millisecond time value correctly,
-        // but clips the values returned by the date methods to the range of
-        // signed 32-bit integers ([-2 ** 31, 2 ** 31 - 1]).
-        isExtended.getUTCHours() == 10 && isExtended.getUTCMinutes() == 37 && isExtended.getUTCSeconds() == 6 && isExtended.getUTCMilliseconds() == 708;
-    } catch (exception) {}
-
-    // Internal: Determines whether the native `JSON.stringify` and `parse`
-    // implementations are spec-compliant. Based on work by Ken Snyder.
-    function has(name) {
-      if (has[name] !== undef) {
-        // Return cached feature test result.
-        return has[name];
-      }
-      var isSupported;
-      if (name == "bug-string-char-index") {
-        // IE <= 7 doesn't support accessing string characters using square
-        // bracket notation. IE 8 only supports this for primitives.
-        isSupported = "a"[0] != "a";
-      } else if (name == "json") {
-        // Indicates whether both `JSON.stringify` and `JSON.parse` are
-        // supported.
-        isSupported = has("json-stringify") && has("json-parse");
-      } else {
-        var value, serialized = '{"a":[1,true,false,null,"\\u0000\\b\\n\\f\\r\\t"]}';
-        // Test `JSON.stringify`.
-        if (name == "json-stringify") {
-          var stringify = exports.stringify, stringifySupported = typeof stringify == "function" && isExtended;
-          if (stringifySupported) {
-            // A test function object with a custom `toJSON` method.
-            (value = function () {
-              return 1;
-            }).toJSON = value;
-            try {
-              stringifySupported =
-                // Firefox 3.1b1 and b2 serialize string, number, and boolean
-                // primitives as object literals.
-                stringify(0) === "0" &&
-                // FF 3.1b1, b2, and JSON 2 serialize wrapped primitives as object
-                // literals.
-                stringify(new Number()) === "0" &&
-                stringify(new String()) == '""' &&
-                // FF 3.1b1, 2 throw an error if the value is `null`, `undefined`, or
-                // does not define a canonical JSON representation (this applies to
-                // objects with `toJSON` properties as well, *unless* they are nested
-                // within an object or array).
-                stringify(getClass) === undef &&
-                // IE 8 serializes `undefined` as `"undefined"`. Safari <= 5.1.7 and
-                // FF 3.1b3 pass this test.
-                stringify(undef) === undef &&
-                // Safari <= 5.1.7 and FF 3.1b3 throw `Error`s and `TypeError`s,
-                // respectively, if the value is omitted entirely.
-                stringify() === undef &&
-                // FF 3.1b1, 2 throw an error if the given value is not a number,
-                // string, array, object, Boolean, or `null` literal. This applies to
-                // objects with custom `toJSON` methods as well, unless they are nested
-                // inside object or array literals. YUI 3.0.0b1 ignores custom `toJSON`
-                // methods entirely.
-                stringify(value) === "1" &&
-                stringify([value]) == "[1]" &&
-                // Prototype <= 1.6.1 serializes `[undefined]` as `"[]"` instead of
-                // `"[null]"`.
-                stringify([undef]) == "[null]" &&
-                // YUI 3.0.0b1 fails to serialize `null` literals.
-                stringify(null) == "null" &&
-                // FF 3.1b1, 2 halts serialization if an array contains a function:
-                // `[1, true, getClass, 1]` serializes as "[1,true,],". FF 3.1b3
-                // elides non-JSON values from objects and arrays, unless they
-                // define custom `toJSON` methods.
-                stringify([undef, getClass, null]) == "[null,null,null]" &&
-                // Simple serialization test. FF 3.1b1 uses Unicode escape sequences
-                // where character escape codes are expected (e.g., `\b` => `\u0008`).
-                stringify({ "a": [value, true, false, null, "\x00\b\n\f\r\t"] }) == serialized &&
-                // FF 3.1b1 and b2 ignore the `filter` and `width` arguments.
-                stringify(null, value) === "1" &&
-                stringify([1, 2], null, 1) == "[\n 1,\n 2\n]" &&
-                // JSON 2, Prototype <= 1.7, and older WebKit builds incorrectly
-                // serialize extended years.
-                stringify(new Date(-8.64e15)) == '"-271821-04-20T00:00:00.000Z"' &&
-                // The milliseconds are optional in ES 5, but required in 5.1.
-                stringify(new Date(8.64e15)) == '"+275760-09-13T00:00:00.000Z"' &&
-                // Firefox <= 11.0 incorrectly serializes years prior to 0 as negative
-                // four-digit years instead of six-digit years. Credits: @Yaffle.
-                stringify(new Date(-621987552e5)) == '"-000001-01-01T00:00:00.000Z"' &&
-                // Safari <= 5.1.5 and Opera >= 10.53 incorrectly serialize millisecond
-                // values less than 1000. Credits: @Yaffle.
-                stringify(new Date(-1)) == '"1969-12-31T23:59:59.999Z"';
-            } catch (exception) {
-              stringifySupported = false;
-            }
-          }
-          isSupported = stringifySupported;
-        }
-        // Test `JSON.parse`.
-        if (name == "json-parse") {
-          var parse = exports.parse;
-          if (typeof parse == "function") {
-            try {
-              // FF 3.1b1, b2 will throw an exception if a bare literal is provided.
-              // Conforming implementations should also coerce the initial argument to
-              // a string prior to parsing.
-              if (parse("0") === 0 && !parse(false)) {
-                // Simple parsing test.
-                value = parse(serialized);
-                var parseSupported = value["a"].length == 5 && value["a"][0] === 1;
-                if (parseSupported) {
-                  try {
-                    // Safari <= 5.1.2 and FF 3.1b1 allow unescaped tabs in strings.
-                    parseSupported = !parse('"\t"');
-                  } catch (exception) {}
-                  if (parseSupported) {
-                    try {
-                      // FF 4.0 and 4.0.1 allow leading `+` signs and leading
-                      // decimal points. FF 4.0, 4.0.1, and IE 9-10 also allow
-                      // certain octal literals.
-                      parseSupported = parse("01") !== 1;
-                    } catch (exception) {}
-                  }
-                  if (parseSupported) {
-                    try {
-                      // FF 4.0, 4.0.1, and Rhino 1.7R3-R4 allow trailing decimal
-                      // points. These environments, along with FF 3.1b1 and 2,
-                      // also allow trailing commas in JSON objects and arrays.
-                      parseSupported = parse("1.") !== 1;
-                    } catch (exception) {}
-                  }
-                }
-              }
-            } catch (exception) {
-              parseSupported = false;
-            }
-          }
-          isSupported = parseSupported;
-        }
-      }
-      return has[name] = !!isSupported;
-    }
-
-    if (!has("json")) {
-      // Common `[[Class]]` name aliases.
-      var functionClass = "[object Function]",
-          dateClass = "[object Date]",
-          numberClass = "[object Number]",
-          stringClass = "[object String]",
-          arrayClass = "[object Array]",
-          booleanClass = "[object Boolean]";
-
-      // Detect incomplete support for accessing string characters by index.
-      var charIndexBuggy = has("bug-string-char-index");
-
-      // Define additional utility methods if the `Date` methods are buggy.
-      if (!isExtended) {
-        var floor = Math.floor;
-        // A mapping between the months of the year and the number of days between
-        // January 1st and the first of the respective month.
-        var Months = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334];
-        // Internal: Calculates the number of days between the Unix epoch and the
-        // first day of the given month.
-        var getDay = function (year, month) {
-          return Months[month] + 365 * (year - 1970) + floor((year - 1969 + (month = +(month > 1))) / 4) - floor((year - 1901 + month) / 100) + floor((year - 1601 + month) / 400);
-        };
-      }
-
-      // Internal: Determines if a property is a direct property of the given
-      // object. Delegates to the native `Object#hasOwnProperty` method.
-      if (!(isProperty = objectProto.hasOwnProperty)) {
-        isProperty = function (property) {
-          var members = {}, constructor;
-          if ((members.__proto__ = null, members.__proto__ = {
-            // The *proto* property cannot be set multiple times in recent
-            // versions of Firefox and SeaMonkey.
-            "toString": 1
-          }, members).toString != getClass) {
-            // Safari <= 2.0.3 doesn't implement `Object#hasOwnProperty`, but
-            // supports the mutable *proto* property.
-            isProperty = function (property) {
-              // Capture and break the object's prototype chain (see section 8.6.2
-              // of the ES 5.1 spec). The parenthesized expression prevents an
-              // unsafe transformation by the Closure Compiler.
-              var original = this.__proto__, result = property in (this.__proto__ = null, this);
-              // Restore the original prototype chain.
-              this.__proto__ = original;
-              return result;
-            };
-          } else {
-            // Capture a reference to the top-level `Object` constructor.
-            constructor = members.constructor;
-            // Use the `constructor` property to simulate `Object#hasOwnProperty` in
-            // other environments.
-            isProperty = function (property) {
-              var parent = (this.constructor || constructor).prototype;
-              return property in this && !(property in parent && this[property] === parent[property]);
-            };
-          }
-          members = null;
-          return isProperty.call(this, property);
-        };
-      }
-
-      // Internal: Normalizes the `for...in` iteration algorithm across
-      // environments. Each enumerated key is yielded to a `callback` function.
-      forEach = function (object, callback) {
-        var size = 0, Properties, members, property;
-
-        // Tests for bugs in the current environment's `for...in` algorithm. The
-        // `valueOf` property inherits the non-enumerable flag from
-        // `Object.prototype` in older versions of IE, Netscape, and Mozilla.
-        (Properties = function () {
-          this.valueOf = 0;
-        }).prototype.valueOf = 0;
-
-        // Iterate over a new instance of the `Properties` class.
-        members = new Properties();
-        for (property in members) {
-          // Ignore all properties inherited from `Object.prototype`.
-          if (isProperty.call(members, property)) {
-            size++;
-          }
-        }
-        Properties = members = null;
-
-        // Normalize the iteration algorithm.
-        if (!size) {
-          // A list of non-enumerable properties inherited from `Object.prototype`.
-          members = ["valueOf", "toString", "toLocaleString", "propertyIsEnumerable", "isPrototypeOf", "hasOwnProperty", "constructor"];
-          // IE <= 8, Mozilla 1.0, and Netscape 6.2 ignore shadowed non-enumerable
-          // properties.
-          forEach = function (object, callback) {
-            var isFunction = getClass.call(object) == functionClass, property, length;
-            var hasProperty = !isFunction && typeof object.constructor != "function" && objectTypes[typeof object.hasOwnProperty] && object.hasOwnProperty || isProperty;
-            for (property in object) {
-              // Gecko <= 1.0 enumerates the `prototype` property of functions under
-              // certain conditions; IE does not.
-              if (!(isFunction && property == "prototype") && hasProperty.call(object, property)) {
-                callback(property);
-              }
-            }
-            // Manually invoke the callback for each non-enumerable property.
-            for (length = members.length; property = members[--length]; hasProperty.call(object, property) && callback(property));
-          };
-        } else if (size == 2) {
-          // Safari <= 2.0.4 enumerates shadowed properties twice.
-          forEach = function (object, callback) {
-            // Create a set of iterated properties.
-            var members = {}, isFunction = getClass.call(object) == functionClass, property;
-            for (property in object) {
-              // Store each property name to prevent double enumeration. The
-              // `prototype` property of functions is not enumerated due to cross-
-              // environment inconsistencies.
-              if (!(isFunction && property == "prototype") && !isProperty.call(members, property) && (members[property] = 1) && isProperty.call(object, property)) {
-                callback(property);
-              }
-            }
-          };
-        } else {
-          // No bugs detected; use the standard `for...in` algorithm.
-          forEach = function (object, callback) {
-            var isFunction = getClass.call(object) == functionClass, property, isConstructor;
-            for (property in object) {
-              if (!(isFunction && property == "prototype") && isProperty.call(object, property) && !(isConstructor = property === "constructor")) {
-                callback(property);
-              }
-            }
-            // Manually invoke the callback for the `constructor` property due to
-            // cross-environment inconsistencies.
-            if (isConstructor || isProperty.call(object, (property = "constructor"))) {
-              callback(property);
-            }
-          };
-        }
-        return forEach(object, callback);
-      };
-
-      // Public: Serializes a JavaScript `value` as a JSON string. The optional
-      // `filter` argument may specify either a function that alters how object and
-      // array members are serialized, or an array of strings and numbers that
-      // indicates which properties should be serialized. The optional `width`
-      // argument may be either a string or number that specifies the indentation
-      // level of the output.
-      if (!has("json-stringify")) {
-        // Internal: A map of control characters and their escaped equivalents.
-        var Escapes = {
-          92: "\\\\",
-          34: '\\"',
-          8: "\\b",
-          12: "\\f",
-          10: "\\n",
-          13: "\\r",
-          9: "\\t"
-        };
-
-        // Internal: Converts `value` into a zero-padded string such that its
-        // length is at least equal to `width`. The `width` must be <= 6.
-        var leadingZeroes = "000000";
-        var toPaddedString = function (width, value) {
-          // The `|| 0` expression is necessary to work around a bug in
-          // Opera <= 7.54u2 where `0 == -0`, but `String(-0) !== "0"`.
-          return (leadingZeroes + (value || 0)).slice(-width);
-        };
-
-        // Internal: Double-quotes a string `value`, replacing all ASCII control
-        // characters (characters with code unit values between 0 and 31) with
-        // their escaped equivalents. This is an implementation of the
-        // `Quote(value)` operation defined in ES 5.1 section 15.12.3.
-        var unicodePrefix = "\\u00";
-        var quote = function (value) {
-          var result = '"', index = 0, length = value.length, useCharIndex = !charIndexBuggy || length > 10;
-          var symbols = useCharIndex && (charIndexBuggy ? value.split("") : value);
-          for (; index < length; index++) {
-            var charCode = value.charCodeAt(index);
-            // If the character is a control character, append its Unicode or
-            // shorthand escape sequence; otherwise, append the character as-is.
-            switch (charCode) {
-              case 8: case 9: case 10: case 12: case 13: case 34: case 92:
-                result += Escapes[charCode];
-                break;
-              default:
-                if (charCode < 32) {
-                  result += unicodePrefix + toPaddedString(2, charCode.toString(16));
-                  break;
-                }
-                result += useCharIndex ? symbols[index] : value.charAt(index);
-            }
-          }
-          return result + '"';
-        };
-
-        // Internal: Recursively serializes an object. Implements the
-        // `Str(key, holder)`, `JO(value)`, and `JA(value)` operations.
-        var serialize = function (property, object, callback, properties, whitespace, indentation, stack) {
-          var value, className, year, month, date, time, hours, minutes, seconds, milliseconds, results, element, index, length, prefix, result;
-          try {
-            // Necessary for host object support.
-            value = object[property];
-          } catch (exception) {}
-          if (typeof value == "object" && value) {
-            className = getClass.call(value);
-            if (className == dateClass && !isProperty.call(value, "toJSON")) {
-              if (value > -1 / 0 && value < 1 / 0) {
-                // Dates are serialized according to the `Date#toJSON` method
-                // specified in ES 5.1 section 15.9.5.44. See section 15.9.1.15
-                // for the ISO 8601 date time string format.
-                if (getDay) {
-                  // Manually compute the year, month, date, hours, minutes,
-                  // seconds, and milliseconds if the `getUTC*` methods are
-                  // buggy. Adapted from @Yaffle's `date-shim` project.
-                  date = floor(value / 864e5);
-                  for (year = floor(date / 365.2425) + 1970 - 1; getDay(year + 1, 0) <= date; year++);
-                  for (month = floor((date - getDay(year, 0)) / 30.42); getDay(year, month + 1) <= date; month++);
-                  date = 1 + date - getDay(year, month);
-                  // The `time` value specifies the time within the day (see ES
-                  // 5.1 section 15.9.1.2). The formula `(A % B + B) % B` is used
-                  // to compute `A modulo B`, as the `%` operator does not
-                  // correspond to the `modulo` operation for negative numbers.
-                  time = (value % 864e5 + 864e5) % 864e5;
-                  // The hours, minutes, seconds, and milliseconds are obtained by
-                  // decomposing the time within the day. See section 15.9.1.10.
-                  hours = floor(time / 36e5) % 24;
-                  minutes = floor(time / 6e4) % 60;
-                  seconds = floor(time / 1e3) % 60;
-                  milliseconds = time % 1e3;
-                } else {
-                  year = value.getUTCFullYear();
-                  month = value.getUTCMonth();
-                  date = value.getUTCDate();
-                  hours = value.getUTCHours();
-                  minutes = value.getUTCMinutes();
-                  seconds = value.getUTCSeconds();
-                  milliseconds = value.getUTCMilliseconds();
-                }
-                // Serialize extended years correctly.
-                value = (year <= 0 || year >= 1e4 ? (year < 0 ? "-" : "+") + toPaddedString(6, year < 0 ? -year : year) : toPaddedString(4, year)) +
-                  "-" + toPaddedString(2, month + 1) + "-" + toPaddedString(2, date) +
-                  // Months, dates, hours, minutes, and seconds should have two
-                  // digits; milliseconds should have three.
-                  "T" + toPaddedString(2, hours) + ":" + toPaddedString(2, minutes) + ":" + toPaddedString(2, seconds) +
-                  // Milliseconds are optional in ES 5.0, but required in 5.1.
-                  "." + toPaddedString(3, milliseconds) + "Z";
-              } else {
-                value = null;
-              }
-            } else if (typeof value.toJSON == "function" && ((className != numberClass && className != stringClass && className != arrayClass) || isProperty.call(value, "toJSON"))) {
-              // Prototype <= 1.6.1 adds non-standard `toJSON` methods to the
-              // `Number`, `String`, `Date`, and `Array` prototypes. JSON 3
-              // ignores all `toJSON` methods on these objects unless they are
-              // defined directly on an instance.
-              value = value.toJSON(property);
-            }
-          }
-          if (callback) {
-            // If a replacement function was provided, call it to obtain the value
-            // for serialization.
-            value = callback.call(object, property, value);
-          }
-          if (value === null) {
-            return "null";
-          }
-          className = getClass.call(value);
-          if (className == booleanClass) {
-            // Booleans are represented literally.
-            return "" + value;
-          } else if (className == numberClass) {
-            // JSON numbers must be finite. `Infinity` and `NaN` are serialized as
-            // `"null"`.
-            return value > -1 / 0 && value < 1 / 0 ? "" + value : "null";
-          } else if (className == stringClass) {
-            // Strings are double-quoted and escaped.
-            return quote("" + value);
-          }
-          // Recursively serialize objects and arrays.
-          if (typeof value == "object") {
-            // Check for cyclic structures. This is a linear search; performance
-            // is inversely proportional to the number of unique nested objects.
-            for (length = stack.length; length--;) {
-              if (stack[length] === value) {
-                // Cyclic structures cannot be serialized by `JSON.stringify`.
-                throw TypeError();
-              }
-            }
-            // Add the object to the stack of traversed objects.
-            stack.push(value);
-            results = [];
-            // Save the current indentation level and indent one additional level.
-            prefix = indentation;
-            indentation += whitespace;
-            if (className == arrayClass) {
-              // Recursively serialize array elements.
-              for (index = 0, length = value.length; index < length; index++) {
-                element = serialize(index, value, callback, properties, whitespace, indentation, stack);
-                results.push(element === undef ? "null" : element);
-              }
-              result = results.length ? (whitespace ? "[\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "]" : ("[" + results.join(",") + "]")) : "[]";
-            } else {
-              // Recursively serialize object members. Members are selected from
-              // either a user-specified list of property names, or the object
-              // itself.
-              forEach(properties || value, function (property) {
-                var element = serialize(property, value, callback, properties, whitespace, indentation, stack);
-                if (element !== undef) {
-                  // According to ES 5.1 section 15.12.3: "If `gap` {whitespace}
-                  // is not the empty string, let `member` {quote(property) + ":"}
-                  // be the concatenation of `member` and the `space` character."
-                  // The "`space` character" refers to the literal space
-                  // character, not the `space` {width} argument provided to
-                  // `JSON.stringify`.
-                  results.push(quote(property) + ":" + (whitespace ? " " : "") + element);
-                }
-              });
-              result = results.length ? (whitespace ? "{\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "}" : ("{" + results.join(",") + "}")) : "{}";
-            }
-            // Remove the object from the traversed object stack.
-            stack.pop();
-            return result;
-          }
-        };
-
-        // Public: `JSON.stringify`. See ES 5.1 section 15.12.3.
-        exports.stringify = function (source, filter, width) {
-          var whitespace, callback, properties, className;
-          if (objectTypes[typeof filter] && filter) {
-            if ((className = getClass.call(filter)) == functionClass) {
-              callback = filter;
-            } else if (className == arrayClass) {
-              // Convert the property names array into a makeshift set.
-              properties = {};
-              for (var index = 0, length = filter.length, value; index < length; value = filter[index++], ((className = getClass.call(value)), className == stringClass || className == numberClass) && (properties[value] = 1));
-            }
-          }
-          if (width) {
-            if ((className = getClass.call(width)) == numberClass) {
-              // Convert the `width` to an integer and create a string containing
-              // `width` number of space characters.
-              if ((width -= width % 1) > 0) {
-                for (whitespace = "", width > 10 && (width = 10); whitespace.length < width; whitespace += " ");
-              }
-            } else if (className == stringClass) {
-              whitespace = width.length <= 10 ? width : width.slice(0, 10);
-            }
-          }
-          // Opera <= 7.54u2 discards the values associated with empty string keys
-          // (`""`) only if they are used directly within an object member list
-          // (e.g., `!("" in { "": 1})`).
-          return serialize("", (value = {}, value[""] = source, value), callback, properties, whitespace, "", []);
-        };
-      }
-
-      // Public: Parses a JSON source string.
-      if (!has("json-parse")) {
-        var fromCharCode = String.fromCharCode;
-
-        // Internal: A map of escaped control characters and their unescaped
-        // equivalents.
-        var Unescapes = {
-          92: "\\",
-          34: '"',
-          47: "/",
-          98: "\b",
-          116: "\t",
-          110: "\n",
-          102: "\f",
-          114: "\r"
-        };
-
-        // Internal: Stores the parser state.
-        var Index, Source;
-
-        // Internal: Resets the parser state and throws a `SyntaxError`.
-        var abort = function () {
-          Index = Source = null;
-          throw SyntaxError();
-        };
-
-        // Internal: Returns the next token, or `"$"` if the parser has reached
-        // the end of the source string. A token may be a string, number, `null`
-        // literal, or Boolean literal.
-        var lex = function () {
-          var source = Source, length = source.length, value, begin, position, isSigned, charCode;
-          while (Index < length) {
-            charCode = source.charCodeAt(Index);
-            switch (charCode) {
-              case 9: case 10: case 13: case 32:
-                // Skip whitespace tokens, including tabs, carriage returns, line
-                // feeds, and space characters.
-                Index++;
-                break;
-              case 123: case 125: case 91: case 93: case 58: case 44:
-                // Parse a punctuator token (`{`, `}`, `[`, `]`, `:`, or `,`) at
-                // the current position.
-                value = charIndexBuggy ? source.charAt(Index) : source[Index];
-                Index++;
-                return value;
-              case 34:
-                // `"` delimits a JSON string; advance to the next character and
-                // begin parsing the string. String tokens are prefixed with the
-                // sentinel `@` character to distinguish them from punctuators and
-                // end-of-string tokens.
-                for (value = "@", Index++; Index < length;) {
-                  charCode = source.charCodeAt(Index);
-                  if (charCode < 32) {
-                    // Unescaped ASCII control characters (those with a code unit
-                    // less than the space character) are not permitted.
-                    abort();
-                  } else if (charCode == 92) {
-                    // A reverse solidus (`\`) marks the beginning of an escaped
-                    // control character (including `"`, `\`, and `/`) or Unicode
-                    // escape sequence.
-                    charCode = source.charCodeAt(++Index);
-                    switch (charCode) {
-                      case 92: case 34: case 47: case 98: case 116: case 110: case 102: case 114:
-                        // Revive escaped control characters.
-                        value += Unescapes[charCode];
-                        Index++;
-                        break;
-                      case 117:
-                        // `\u` marks the beginning of a Unicode escape sequence.
-                        // Advance to the first character and validate the
-                        // four-digit code point.
-                        begin = ++Index;
-                        for (position = Index + 4; Index < position; Index++) {
-                          charCode = source.charCodeAt(Index);
-                          // A valid sequence comprises four hexdigits (case-
-                          // insensitive) that form a single hexadecimal value.
-                          if (!(charCode >= 48 && charCode <= 57 || charCode >= 97 && charCode <= 102 || charCode >= 65 && charCode <= 70)) {
-                            // Invalid Unicode escape sequence.
-                            abort();
-                          }
-                        }
-                        // Revive the escaped character.
-                        value += fromCharCode("0x" + source.slice(begin, Index));
-                        break;
-                      default:
-                        // Invalid escape sequence.
-                        abort();
-                    }
-                  } else {
-                    if (charCode == 34) {
-                      // An unescaped double-quote character marks the end of the
-                      // string.
-                      break;
-                    }
-                    charCode = source.charCodeAt(Index);
-                    begin = Index;
-                    // Optimize for the common case where a string is valid.
-                    while (charCode >= 32 && charCode != 92 && charCode != 34) {
-                      charCode = source.charCodeAt(++Index);
-                    }
-                    // Append the string as-is.
-                    value += source.slice(begin, Index);
-                  }
-                }
-                if (source.charCodeAt(Index) == 34) {
-                  // Advance to the next character and return the revived string.
-                  Index++;
-                  return value;
-                }
-                // Unterminated string.
-                abort();
-              default:
-                // Parse numbers and literals.
-                begin = Index;
-                // Advance past the negative sign, if one is specified.
-                if (charCode == 45) {
-                  isSigned = true;
-                  charCode = source.charCodeAt(++Index);
-                }
-                // Parse an integer or floating-point value.
-                if (charCode >= 48 && charCode <= 57) {
-                  // Leading zeroes are interpreted as octal literals.
-                  if (charCode == 48 && ((charCode = source.charCodeAt(Index + 1)), charCode >= 48 && charCode <= 57)) {
-                    // Illegal octal literal.
-                    abort();
-                  }
-                  isSigned = false;
-                  // Parse the integer component.
-                  for (; Index < length && ((charCode = source.charCodeAt(Index)), charCode >= 48 && charCode <= 57); Index++);
-                  // Floats cannot contain a leading decimal point; however, this
-                  // case is already accounted for by the parser.
-                  if (source.charCodeAt(Index) == 46) {
-                    position = ++Index;
-                    // Parse the decimal component.
-                    for (; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);
-                    if (position == Index) {
-                      // Illegal trailing decimal.
-                      abort();
-                    }
-                    Index = position;
-                  }
-                  // Parse exponents. The `e` denoting the exponent is
-                  // case-insensitive.
-                  charCode = source.charCodeAt(Index);
-                  if (charCode == 101 || charCode == 69) {
-                    charCode = source.charCodeAt(++Index);
-                    // Skip past the sign following the exponent, if one is
-                    // specified.
-                    if (charCode == 43 || charCode == 45) {
-                      Index++;
-                    }
-                    // Parse the exponential component.
-                    for (position = Index; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);
-                    if (position == Index) {
-                      // Illegal empty exponent.
-                      abort();
-                    }
-                    Index = position;
-                  }
-                  // Coerce the parsed value to a JavaScript number.
-                  return +source.slice(begin, Index);
-                }
-                // A negative sign may only precede numbers.
-                if (isSigned) {
-                  abort();
-                }
-                // `true`, `false`, and `null` literals.
-                if (source.slice(Index, Index + 4) == "true") {
-                  Index += 4;
-                  return true;
-                } else if (source.slice(Index, Index + 5) == "false") {
-                  Index += 5;
-                  return false;
-                } else if (source.slice(Index, Index + 4) == "null") {
-                  Index += 4;
-                  return null;
-                }
-                // Unrecognized token.
-                abort();
-            }
-          }
-          // Return the sentinel `$` character if the parser has reached the end
-          // of the source string.
-          return "$";
-        };
-
-        // Internal: Parses a JSON `value` token.
-        var get = function (value) {
-          var results, hasMembers;
-          if (value == "$") {
-            // Unexpected end of input.
-            abort();
-          }
-          if (typeof value == "string") {
-            if ((charIndexBuggy ? value.charAt(0) : value[0]) == "@") {
-              // Remove the sentinel `@` character.
-              return value.slice(1);
-            }
-            // Parse object and array literals.
-            if (value == "[") {
-              // Parses a JSON array, returning a new JavaScript array.
-              results = [];
-              for (;; hasMembers || (hasMembers = true)) {
-                value = lex();
-                // A closing square bracket marks the end of the array literal.
-                if (value == "]") {
-                  break;
-                }
-                // If the array literal contains elements, the current token
-                // should be a comma separating the previous element from the
-                // next.
-                if (hasMembers) {
-                  if (value == ",") {
-                    value = lex();
-                    if (value == "]") {
-                      // Unexpected trailing `,` in array literal.
-                      abort();
-                    }
-                  } else {
-                    // A `,` must separate each array element.
-                    abort();
-                  }
-                }
-                // Elisions and leading commas are not permitted.
-                if (value == ",") {
-                  abort();
-                }
-                results.push(get(value));
-              }
-              return results;
-            } else if (value == "{") {
-              // Parses a JSON object, returning a new JavaScript object.
-              results = {};
-              for (;; hasMembers || (hasMembers = true)) {
-                value = lex();
-                // A closing curly brace marks the end of the object literal.
-                if (value == "}") {
-                  break;
-                }
-                // If the object literal contains members, the current token
-                // should be a comma separator.
-                if (hasMembers) {
-                  if (value == ",") {
-                    value = lex();
-                    if (value == "}") {
-                      // Unexpected trailing `,` in object literal.
-                      abort();
-                    }
-                  } else {
-                    // A `,` must separate each object member.
-                    abort();
-                  }
-                }
-                // Leading commas are not permitted, object property names must be
-                // double-quoted strings, and a `:` must separate each property
-                // name and value.
-                if (value == "," || typeof value != "string" || (charIndexBuggy ? value.charAt(0) : value[0]) != "@" || lex() != ":") {
-                  abort();
-                }
-                results[value.slice(1)] = get(lex());
-              }
-              return results;
-            }
-            // Unexpected token encountered.
-            abort();
-          }
-          return value;
-        };
-
-        // Internal: Updates a traversed object member.
-        var update = function (source, property, callback) {
-          var element = walk(source, property, callback);
-          if (element === undef) {
-            delete source[property];
-          } else {
-            source[property] = element;
-          }
-        };
-
-        // Internal: Recursively traverses a parsed JSON object, invoking the
-        // `callback` function for each value. This is an implementation of the
-        // `Walk(holder, name)` operation defined in ES 5.1 section 15.12.2.
-        var walk = function (source, property, callback) {
-          var value = source[property], length;
-          if (typeof value == "object" && value) {
-            // `forEach` can't be used to traverse an array in Opera <= 8.54
-            // because its `Object#hasOwnProperty` implementation returns `false`
-            // for array indices (e.g., `![1, 2, 3].hasOwnProperty("0")`).
-            if (getClass.call(value) == arrayClass) {
-              for (length = value.length; length--;) {
-                update(value, length, callback);
-              }
-            } else {
-              forEach(value, function (property) {
-                update(value, property, callback);
-              });
-            }
-          }
-          return callback.call(source, property, value);
-        };
-
-        // Public: `JSON.parse`. See ES 5.1 section 15.12.2.
-        exports.parse = function (source, callback) {
-          var result, value;
-          Index = 0;
-          Source = "" + source;
-          result = get(lex());
-          // If a JSON string contains multiple tokens, it is invalid.
-          if (lex() != "$") {
-            abort();
-          }
-          // Reset the parser state.
-          Index = Source = null;
-          return callback && getClass.call(callback) == functionClass ? walk((value = {}, value[""] = result, value), "", callback) : result;
-        };
-      }
-    }
-
-    exports["runInContext"] = runInContext;
-    return exports;
-  }
-
-  if (freeExports && !isLoader) {
-    // Export for CommonJS environments.
-    runInContext(root, freeExports);
-  } else {
-    // Export for web browsers and JavaScript engines.
-    var nativeJSON = root.JSON,
-        previousJSON = root["JSON3"],
-        isRestored = false;
-
-    var JSON3 = runInContext(root, (root["JSON3"] = {
-      // Public: Restores the original value of the global `JSON` object and
-      // returns a reference to the `JSON3` object.
-      "noConflict": function () {
-        if (!isRestored) {
-          isRestored = true;
-          root.JSON = nativeJSON;
-          root["JSON3"] = previousJSON;
-          nativeJSON = previousJSON = null;
-        }
-        return JSON3;
-      }
-    }));
-
-    root.JSON = {
-      "parse": JSON3.parse,
-      "stringify": JSON3.stringify
-    };
-  }
-
-  // Export for asynchronous module loaders.
-  if (isLoader) {
-    define(function () {
-      return JSON3;
-    });
-  }
-}).call(this);
-
-}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
-},{}],51:[function(_dereq_,module,exports){
-module.exports = toArray
-
-function toArray(list, index) {
-    var array = []
-
-    index = index || 0
-
-    for (var i = index || 0; i < list.length; i++) {
-        array[i - index] = list[i]
-    }
-
-    return array
-}
-
-},{}]},{},[31])(31)
-});
diff --git a/src/client/index.js b/src/client/index.js
index 9db9a41..c10947e 100644
--- a/src/client/index.js
+++ b/src/client/index.js
@@ -8,5 +8,5 @@ export { storiesOf } from './configure/';
 
 // export the function to generate the preview component
 export function PreviewComponent({port, host = 'localhost'}) {
-  return () => <Preview address={`${host}:${port}`} stories={stories} />;
+  return () => <Preview address={`ws://${host}:${port}`} stories={stories} />;
 }
diff --git a/src/client/manager/provider.js b/src/client/manager/provider.js
index d87f6da..d35934d 100644
--- a/src/client/manager/provider.js
+++ b/src/client/manager/provider.js
@@ -1,43 +1,75 @@
 import React from 'react';
-import io from 'socket.io-client';
 import { Provider } from '@kadira/storybook-ui';
 import Preview from './preview';
 
 export default class ReactNativeProvider extends Provider {
   constructor() {
     super();
-    this.socket = io(location.host, {jsonp: false});
-    this.socket.emit('init', {type: 'browser'});
-    this.socket.emit('getStories', {});
+
+    this.socket = new WebSocket(`ws://${location.host}`);
+    this.socket.onopen = () => {
+      this.sendInit();
+      this.sendGetStories();
+    };
   }
 
-  renderPreview(selectedKind, selectedStory) {
-    if (selectedKind && selectedStory) {
-      const selection = {kind: selectedKind, story: selectedStory};
-      this.socket.emit('selectStory', selection);
+  sendInit() {
+    this.socket.send(JSON.stringify({type: 'init', data: {clientType: 'browser'}}));
+  }
+
+  sendGetStories() {
+    this.socket.send(JSON.stringify({type: 'getStories', data: {}}));
+  }
+
+  sendSelectStory(selection) {
+    this.socket.send(JSON.stringify({type: 'selectStory', data: selection}));
+  }
+
+  handleMessage(api, message) {
+    switch (message.type) {
+      case 'addAction':
+        api.addAction(message.data.action);
+        break;
+      case 'setStories':
+        api.setStories(message.data.stories);
+        break;
+      case 'selectStory':
+        api.selectStory(message.data.kind, message.data.story);
+        break;
+      case 'applyShortcut':
+        api.handleShortcut(message.data.event);
+        break;
+      default:
+        console.error('unknown message type:', message.type, message);
     }
-    return <Preview />;
   }
 
   handleAPI(api) {
     api.onStory((kind, story) => {
-      this.socket.emit('selectStory', {kind, story});
+      this.sendSelectStory({kind, story});
     });
 
-    this.socket.on('addAction', msg => {
-      api.addAction(msg.action);
-    });
+    // listen for events
+    this.socket.onmessage = (e) => {
+      const message = JSON.parse(e.data);
+      this.handleMessage(api, message);
+    };
 
-    this.socket.on('setStories', msg => {
-      api.setStories(msg.stories);
-    });
+    // an error occurred
+    this.socket.onerror = (e) => {
+      console.warn('websocket connection error', e.message);
+    };
 
-    this.socket.on('selectStory', msg => {
-      api.selectStory(msg.kind, msg.story);
-    });
+    // connection closed
+    this.socket.onclose = (e) => {
+      console.warn('websocket connection closed', e.code, e.reason);
+    };
+  }
 
-    this.socket.on('applyShortcut', msg => {
-      api.handleShortcut(msg.event);
-    });
+  renderPreview(selectedKind, selectedStory) {
+    if (selectedKind && selectedStory) {
+      this.sendSelectStory({kind: selectedKind, story: selectedStory});
+    }
+    return <Preview />;
   }
 }
diff --git a/src/client/preview/components/Preview.js b/src/client/preview/components/Preview.js
index 744b0e3..cfa5a87 100644
--- a/src/client/preview/components/Preview.js
+++ b/src/client/preview/components/Preview.js
@@ -7,43 +7,70 @@ export default class Preview extends Component {
     stories: React.PropTypes.object.isRequired,
   }
 
-  constructor(...args) {
-    super(...args);
+  constructor(...props) {
+    super(...props);
     this.socket = null;
     this.state = {selection: null};
   }
 
-  componentDidMount() {
-    // TODO use an official release of socket.io-client instead
-    // used a patched socket-io client until following happens
-    // - engine.io-parser releases a new version after this pull-request
-    //   https://github.com/socketio/engine.io-parser/pull/55
-    // - socket.io-client uses the patched engine.io-parser and releases
-    //   https://github.com/socketio/socket.io-client/issues/945
-    const io = require('../../_vendor/patched-socket.io.js');
+  selectStory({kind, story}) {
+    this.setState({selection: {kind, story}});
+  }
+
+  sendInit() {
+    this.socket.send(JSON.stringify({type: 'init', data: {clientType: 'device'}}));
+  }
+
+  sendSetStories() {
+    const stories = this.props.stories.dump();
+    // FIXME this will send stories list to all browser clients
+    //       these clients may or may not re render the list but
+    //       anyways it's best not to send unnecessary messages
+    this.socket.send(JSON.stringify({type: 'setStories', data: {stories}}));
+  }
+
+  handleMessage(message) {
+    switch (message.type) {
+      case 'getStories':
+        this.sendSetStories();
+        break;
+      case 'selectStory':
+        this.selectStory(message.data);
+        break;
+      default:
+        console.error('unknown message type:', message.type, message);
+    }
+  }
 
+  componentDidMount() {
     // new connection
-    this.socket = io(this.props.address, {jsonp: false});
+    this.socket = new WebSocket(this.props.address);
 
     // initial setup
-    this.socket.emit('init', {type: 'device'});
-    this.socket.emit('setStories', {stories: this.props.stories.dump()});
+    this.socket.onopen = () => {
+      this.sendInit();
+      this.sendSetStories();
+    };
 
     // listen for events
-    this.socket.on('getStories', msg => {
-      // FIXME this will send stories list to all browser clients
-      //       these clients may or may not re render the list but
-      //       anyways it's best not to send unnecessary messages
-      this.socket.emit('setStories', {stories: this.props.stories.dump()});
-    });
-    this.socket.on('selectStory', msg => {
-      const {kind, story} = msg;
-      this.setState({selection: {kind, story}});
-    });
+    this.socket.onmessage = (e) => {
+      const message = JSON.parse(e.data);
+      this.handleMessage(message);
+    };
+
+    // an error occurred
+    this.socket.onerror = (e) => {
+      console.warn('websocket connection error', e.message);
+    };
+
+    // connection closed
+    this.socket.onclose = (e) => {
+      console.warn('websocket connection closed', e.code, e.reason);
+    };
 
     // listen for story changes
     this.props.stories.on('change', () => {
-      this.socket.emit('setStories', {stories: this.props.stories.dump()});
+      this.sendSetStories();
     });
   }
 
diff --git a/src/server/index.js b/src/server/index.js
index 088c0e1..9af00c0 100644
--- a/src/server/index.js
+++ b/src/server/index.js
@@ -1,7 +1,7 @@
 import path from 'path';
 import http from 'http';
 import express from 'express';
-import socketio from 'socket.io';
+import ws from 'ws';
 
 //  ------------------------------------------------------------------------  //
 
@@ -11,25 +11,33 @@ app.use(express.static(path.join(__dirname, 'public')));
 //  ------------------------------------------------------------------------  //
 
 const server = http.Server(app);
-const io = socketio(server);
-
-io.on('connection', function (socket) {
-  socket.on('init', function (msg) {
-    const clientType = msg.type;
-    socket.join(clientType);
-
-    // device ==> browser
-    if (clientType === 'device') {
-      ['setStories', 'addAction', 'selectStory', 'applyShortcut'].forEach(type => {
-        socket.on(type, m => io.sockets.in('browser').emit(type, m));
-      });
-    }
-
-    // browser ==> device
-    if (clientType === 'browser') {
-      ['getStories', 'selectStory'].forEach(type => {
-        socket.on(type, m => io.sockets.in('device').emit(type, m));
-      });
+const wss = ws.Server({server});
+
+wss.on('connection', function (socket) {
+  console.log('> new websocket connection');
+  socket.data = {clientType: null};
+
+  socket.on('message', function (data) {
+    try {
+      const message = JSON.parse(data);
+
+      // clients must init first
+      if (!socket.data.clientType) {
+        if (message.type === 'init') {
+          socket.data.clientType = message.data.clientType;
+          console.log(`> initialize new "${socket.data.clientType}"`);
+          return;
+        } else {
+          throw new Error('client must init first');
+        }
+      }
+
+      // forward
+      wss.clients
+        .filter(client => client.data.clientType !== socket.data.clientType)
+        .forEach(client => client.send(data));
+    } catch (e) {
+      socket.close();
     }
   });
 });

From f3ab1538637bf206dc0c2b985bbcc84d0c24b54e Mon Sep 17 00:00:00 2001
From: Muhammed Thanish <mnmtanish@gmail.com>
Date: Wed, 22 Jun 2016 18:17:05 +0530
Subject: [PATCH 2/2] Update README

---
 README.md | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/README.md b/README.md
index 1760f27..59178eb 100644
--- a/README.md
+++ b/README.md
@@ -80,8 +80,6 @@ In order to work with React Native Storybook, one or more devices should be conn
 ### iOS simulator
 
 - Start with `react-native run-ios`
-- Open the debugger menu `CMD+D`
-- Enable remote javascript debugging
 
 ### Android emulator
 
@@ -90,8 +88,6 @@ In order to work with React Native Storybook, one or more devices should be conn
 - Forward port 8081 `adb reverse tcp:8081 tcp:8081`
 - Forward port 9001 `adb reverse tcp:9001 tcp:9001`
 - Start with `react-native run-android`
-- Open the debugger menu `adb shell input keyevent 82`
-- Enable remote javascript debugging
 
 ### Android device
 
@@ -99,5 +95,3 @@ In order to work with React Native Storybook, one or more devices should be conn
 - Forward port 8081 `adb reverse tcp:8081 tcp:8081`
 - Forward port 9001 `adb reverse tcp:9001 tcp:9001`
 - Start with `react-native run-android`
-- Open the debugger menu `adb shell input keyevent 82`
-- Enable remote javascript debugging