added flag --es6

app/index.js

@@ -6,12 +6,14 @@ var generalUtils = require('../util.js');
 
 var ReactWebpackGenerator = module.exports = function ReactWebpackGenerator(args, options, config) {
   yeoman.generators.Base.apply(this, arguments);
+  this.option('es6');
 
   this.argument('appname', { type: String, required: false });
   this.appname = this.appname || path.basename(process.cwd());
   this.appname = this._.camelize(this._.slugify(this._.humanize(this.appname)));
   this.scriptAppName = this._.capitalize(this.appname) + generalUtils.appName(this);
 
+
   args = ['main'];
 
   if (typeof this.options.appPath === 'undefined') {

templates/common/_webpack.config.js

@@ -31,7 +31,6 @@ module.exports = {
   resolve: {
     extensions: ['', '.js', '.jsx']
   },
-
   module: {
     preLoaders: [{
       test: '\\.js$',