动态配置，Fork 即用

[JimmyLv]

• http://stackoverflow.com/questions/16286605/angularjs-initialize-service-with-asynchronous-data
• https://blog.mariusschulz.com/2014/10/22/asynchronously-bootstrapping-angularjs-applications-with-server-side-data
• https://www.npmjs.com/package/copy-webpack-plugin