Reverted few wrong migrations

app/treema-ext.coffee

@@ -20,7 +20,7 @@ class LiveEditingMarkup extends TreemaNode.nodeMap.ace
 
   buildValueForEditing: (valEl) ->
     super(valEl)
-    @listenTo(@editor, 'change', @onEditorChange)
+    @editor.on('change', @onEditorChange)
     @addImageUpload(valEl)
 
   addImageUpload: (valEl) ->
@@ -47,7 +47,7 @@ class LiveEditingMarkup extends TreemaNode.nodeMap.ace
   onFileUploaded: (e) =>
     @editor.insert "![#{e.metadata.name}](/file/#{@uploadingPath})"
 
-  onEditorChange: ->
+  onEditorChange: =>
     @saveChanges()
     @flushChanges()
     @getRoot().broadcastChanges()
@@ -203,10 +203,10 @@ class CoffeeTreema extends TreemaNode.nodeMap.ace
 
   buildValueForEditing: (valEl) ->
     super(valEl)
-    @listenTo(@editor, 'change', @onEditorChange)
+    @editor.on('change', @onEditorChange)
     valEl
 
-  onEditorChange: ->
+  onEditorChange: =>
     @saveChanges()
     @flushChanges()
     @getRoot().broadcastChanges()

app/views/editor/level/component/edit.coffee

@@ -79,9 +79,9 @@ module.exports = class LevelComponentEditView extends View
     session.setTabSize 2
     session.setNewLineMode = 'unix'
     session.setUseSoftTabs true
-    @listenTo(@editor, 'change', @onEditorChange)
+    @editor.on('change', @onEditorChange)
     
-  onEditorChange: ->
+  onEditorChange: =>
     @levelComponent.set 'code', @editor.getValue()
     Backbone.Mediator.publish 'level-component-edited', levelComponent: @levelComponent
     null

app/views/editor/level/system/edit.coffee

@@ -77,9 +77,9 @@ module.exports = class LevelSystemEditView extends View
     session.setTabSize 2
     session.setNewLineMode = 'unix'
     session.setUseSoftTabs true
-    @listenTo(@editor, 'change', @onEditorChange)
+    @editor.on('change', @onEditorChange)
 
-  onEditorChange: ->
+  onEditorChange: =>
     @levelSystem.set 'code', @editor.getValue()
     Backbone.Mediator.publish 'level-system-edited', levelSystem: @levelSystem
     null