title: Angular2 reflect-metadata shim is required when using class decorators
body: <p>I’m trying to use the universal starter example to learn more about server rendering with Angular2, I want to use gulp instead of webpack. 
  The problem is when the server start I have : </p>
  
  <pre><code>/Users/jaumard/IdeaProjects/trails-angular2-isomorphic/node_modules/@angular/core/src/util/decorators.js:165
          throw 'reflect-metadata shim is required when using class decorators';
          ^
  reflect-metadata shim is required when using class decorators
  </code></pre>
  
  <p>I see some posts who said to add <code>import 'reflect-metadata';</code> but that doesn’t fix the issue for me :( I think I miss something but can’t figure what it is...
  Here is the code I use <a href="https://github.com/jaumard/trails-angular2-isomorphic">https://github.com/jaumard/trails-angular2-isomorphic</a></p>