ASP.Net 5 Gulp + Webpack

gistfile1.js

var gulp = require('gulp');
var webpack = require('gulp-webpack');
var ts = require('gulp-typescript');
var ExtractTextPlugin = require("extract-text-webpack-plugin");
var dnx = require("gulp-dnx");

gulp.task('webpack', function(){
	return gulp.src('./src/client/main.ts')
	.pipe(webpack({
		output:{
			filename:'bundle.js'
		},
		devtool: 'source-map',
		resolve: {
			extensions:['','.js','.ts']	
		},
		module:{
			loaders: [
				 { test: /\.ts$/, loader: 'ts-loader' },
				 { test: /\.css$/, loader: ExtractTextPlugin.extract("style-loader", "css-loader") },
                 {
                     test: /\.scss$/, loader: ExtractTextPlugin.extract(
                      // activate source maps via loader query
                      'css?sourceMap!' +
                      'sass?sourceMap'
                  )
                 },
				 { test: /\.jpg$/, loader: 'file-loader'},
				 { test:/\.gif$/, loader:'file-loader'},
				 { test:/\.png$/, loader:'file-loader'},
				 { test: /\.(ttf|eot|svg|woff)(\?v=[0-9]\.[0-9]\.[0-9])?$/, loader: "file-loader" }
			]
		},
		externals:{
			"io":"io"
		},
		plugins: [
        	new ExtractTextPlugin("commune.css", {
				allChunks: true
			})
        ]
	}))
	.pipe(gulp.dest('wwwroot/'));
});

gulp.task("dnx-run", dnx('web', { restore: false, build:false }));

gulp.task("default", ['webpack', 'dnx-run']);

gulp.task('watch', ["default"], function(){
	gulp.watch('src/client/**/*.ts', ["webpack"]);
	gulp.watch('src/client/**/*.scss', ["webpack"]);
	gulp.watch('./**/*.cs', ["dnx-run"]);
});