Disable mangle in uglify

Author: aselbie

webpack.config.coffee

@@ -210,6 +210,7 @@ module.exports = (options) ->
     # Reference: http://webpack.github.io/docs/list-of-plugins.html#uglifyjsplugin
     # Minify all javascript, switch loaders to minimizing mode
     config.plugins.push new webpack.optimize.UglifyJsPlugin
+      mangle: false
 
     config.plugins.push new CompressionPlugin
       asset: "{file}.gz",