模块加载器

## 模块加载和依赖管理 **综合学习:** <ul> <li><a href="http://www.pluralsight.com/courses/creating-javascript-modules-browserify" target="_blank">Creating JavaScript Modules with Browserify</a> [watch][$]</li> <li><a href="http://www.pluralsight.com/courses/webpack-fundamentals" target="_blank">Webpack Fundamentals</a> [watch][$]</li> <li><a href="https://github.com/substack/browserify-handbook" target="_blank">browserify-handbook</a> [read]</li> <li><a href="http://developer.telerik.com/featured/choose-es6-modules-today/" target="_blank">Choose ES6 modules Today!</a> [read]</li> </ul> **参考/文档** <ul> <li><a href="http://browserify.org/" target="_blank">browserify</a></li> <li><a href="https://github.com/systemjs/systemjs" target="_blank">system.js</a></li> <li><a href="http://webpack.github.io/" target="_blank">webpack</a></li> </ul> **译者补充:** * [React Webpack cookbook](https://fakefish.github.io/react-webpack-cookbook/)