Theme and language toggle

webpack.dev.js

@@ -1,5 +1,6 @@
 const path = require('path');
 const webpack = require('webpack');
+const CopyPlugin = require('copy-webpack-plugin');
 const CompressionPlugin = require("compression-webpack-plugin")
 const config = require('./webpack.base.js');
 
@@ -30,6 +31,9 @@ module.exports = Object.assign(
 					'DEBUG': true
 				} // set a DEBUG flag that can be used in the scripts
 			}),
+			new CopyPlugin([
+				{from: 'src/lang', to: 'lang'}
+			]),
 			new CompressionPlugin(
 			{
 				filename: "[path].gz[query]",