fix: use the main prop for the application entry point.

npm start will now look at the main property for the entry point.  Port 8080 is now set as the default port instead of 3000.   This is a fix related to nodeshift-archived/centos7-s2i-nodejs#33\#issuecomment-382587104.

fixes #93

bin/www

@@ -32,7 +32,7 @@ const http = require('http');
  * Get port from environment and store in Express.
  */
 
-const port = normalizePort(process.env.PORT || '3000');
+const port = normalizePort(process.env.PORT || '8080');
 app.set('port', port);
 
 /**

package.json

@@ -18,8 +18,9 @@
     "release": "standard-version -a",
     "openshift": "nodeshift --strictSSL=false --nodeVersion=8.x",
     "postinstall": "license-reporter report -s && license-reporter save -s --xml licenses.xml",
-    "start": "PORT=8080 node ./bin/www"
+    "start": "node ."
   },
+  "main": "./bin/www",
   "standard-version": {
     "scripts": {
       "postbump": "npm run postinstall && node release.js",