去除第三方混淆插件

@@ -128,7 +128,6 @@
     "webpack-dev-server": "^2.7.1",
     "webpack-hot-middleware": "^2.19.1",
     "webpack-merge": "^4.1.0",
-    "webpack-uglify-parallel": "^0.1.3",
     "yoho-cookie": "^1.2.0",
     "yoho-fastclick": "^1.0.6",
     "yoho-hammer": "^2.0.7",

 'use strict';
 
-const os = require('os');
 const path = require('path');
 const shelljs = require('shelljs');
 const webpack = require('webpack');
 const merge = require('webpack-merge');
-const UglifyJsParallelPlugin = require('webpack-uglify-parallel');
 const ExtractTextPlugin = require('extract-text-webpack-plugin');
 const config = require('../../package.json');
 const distDir = path.join(__dirname, `../dist/${config.name}/${config.version}`);
@@ -30,12 +28,14 @@ module.exports = merge(baseConfig, {
                 NODE_ENV: '"production"'
             }
         }),
-        new UglifyJsParallelPlugin({
-            workers: os.cpus().length,
-            compress: {
-                warnings: false
-            },
-            comments: false
+        new webpack.optimize.UglifyJsPlugin({
+            parallel: true,
+            uglifyOptions: {
+                compress: {
+                    warnings: false
+                },
+                comments: false
+            }
         })
     ]
 });