Reduces startup time even more

tsconfig.json

@@ -3,7 +3,7 @@
         "forceConsistentCasingInFileNames": true,
         "importHelpers": true,
         "lib": [ "es2015", "es2016" ],
-        "module": "commonjs",
+        "module": "es2015",
         "moduleResolution": "node",
         "noFallthroughCasesInSwitch": true,
         "noImplicitReturns": true,

webpack.config.js

@@ -13,6 +13,7 @@ module.exports = function(env, argv) {
     const sourceMaps = !env.production;
 
     const plugins = [
+        new webpack.optimize.ModuleConcatenationPlugin(),
         new UglifyJsPlugin({
             parallel: true,
             sourceMap: sourceMaps,