版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/angular2-polyfill/0.0.32/angular2-polyfill.js
- https://cdn.bootcdn.net/ajax/libs/angular2-polyfill/0.0.32/angular2-polyfill.js.map
- https://cdn.bootcdn.net/ajax/libs/angular2-polyfill/0.0.32/angular2-polyfill.min.js
- https://cdn.bootcdn.net/ajax/libs/angular2-polyfill/0.0.32/angular2-polyfill.min.js.map