Upgrade to Babel 6.x

webpack.production.config.js

@@ -13,22 +13,22 @@ module.exports = {
   },
   plugins: [
     new webpack.HotModuleReplacementPlugin(),
-    new webpack.optimize.UglifyJsPlugin({
-      compress: {
-        warnings: false
-      }
-    }),
 	new webpack.DefinePlugin({
 		'process.env': {
 			'NODE_ENV': JSON.stringify('production')
 		}
 	}),
+    new webpack.optimize.UglifyJsPlugin({
+      compress: {
+        warnings: false
+      }
+    }),
     new webpack.NoErrorsPlugin()
   ],
   module: {
     loaders: [{
       test: /\.js$/,
-      loaders: ['babel'],
+      loaders: ['babel-loader'],
       include: path.join(__dirname, 'src')
     }]
   }