Use lodash instead of the deprecated utila

package.json

@@ -7,8 +7,8 @@
     "css-select": "^1.1.0",
     "dom-converter": "^0.2",
     "htmlparser2": "^3.3.0",
-    "strip-ansi": "^3.0.0",
-    "utila": "^0.4.0"
+    "lodash": "^4.17.20",
+    "strip-ansi": "^3.0.0"
   },
   "devDependencies": {
     "chai": "^4.1.2",

src/AnsiPainter.coffee

@@ -1,7 +1,6 @@
 tools = require './tools'
 tags = require './ansiPainter/tags'
 styles = require './ansiPainter/styles'
-{object} = require 'utila'
 
 module.exports = class AnsiPainter
   @tags: tags

src/Layout.coffee

@@ -1,5 +1,5 @@
 Block = require './layout/Block'
-{object} = require 'utila'
+{cloneAndMergeDeep} = require './tools'
 SpecialString = require './layout/SpecialString'
 terminalWidth = require('./tools').getCols()
 
@@ -18,10 +18,10 @@ module.exports = class Layout
   constructor: (config = {}, rootBlockConfig = {}) ->
     @_written = []
     @_activeBlock = null
-    @_config = object.append self._defaultConfig, config
+    @_config = cloneAndMergeDeep self._defaultConfig, config
 
     # Every layout has a root block
-    rootConfig = object.append self._rootBlockDefaultConfig, rootBlockConfig
+    rootConfig = cloneAndMergeDeep self._rootBlockDefaultConfig, rootBlockConfig
     @_root = new Block @, null, rootConfig, '__root'
     @_root._open()
 

src/RenderKid.coffee

@@ -1,10 +1,11 @@
 inlineStyleApplier = require './renderKid/styleApplier/inline'
 blockStyleApplier = require './renderKid/styleApplier/block'
+isPlainObject = require 'lodash/isPlainObject'
+{cloneAndMergeDeep} = require './tools'
 AnsiPainter = require './AnsiPainter'
 Styles = require './renderKid/Styles'
 Layout = require './Layout'
 tools = require './tools'
-{object} = require 'utila'
 stripAnsi = require 'strip-ansi'
 terminalWidth = require('./tools').getCols()
 
@@ -19,7 +20,7 @@ module.exports = class RenderKid
 
   constructor: (config = {}) ->
     @tools = self.tools
-    @_config = object.append self._defaultConfig, config
+    @_config = cloneAndMergeDeep self._defaultConfig, config
     do @_initStyles
 
   _initStyles: ->
@@ -37,7 +38,7 @@ module.exports = class RenderKid
   _toDom: (input) ->
     if typeof input is 'string'
       @_parse input
-    else if object.isBareObject(input) or Array.isArray(input)
+    else if isPlainObject(input) or Array.isArray(input)
       @_objToDom input
     else
       throw Error "Invalid input type. Only strings, arrays and objects are accepted"

src/layout/Block.coffee

@@ -1,6 +1,6 @@
 SpecialString = require './SpecialString'
-{object} = require 'utila'
 terminalWidth = require('../tools').getCols()
+{cloneAndMergeDeep} = require '../tools'
 
 module.exports = class Block
   self = @
@@ -32,7 +32,7 @@ module.exports = class Block
     suffixRaw: ''
 
   constructor: (@_layout, @_parent, config = {}, @_name = '') ->
-    @_config = object.append self.defaultConfig, config
+    @_config = cloneAndMergeDeep self.defaultConfig, config
     @_closed = no
     @_wasOpenOnce = no
     @_active = no