chore(doc-gen): remove unnecessary @public and @exportedAs tags

modules/angular2/src/router/router.ts

@@ -35,8 +35,6 @@ let _resolveToFalse = PromiseWrapper.resolve(false);
  * When the router navigates from a URL, it must first recognizes it and serialize it into an
  * `Instruction`.
  * The router uses the `RouteRegistry` to get an `Instruction`.
- *
- * @exportedAs angular2/router
  */
 export class Router {
   navigating: boolean = false;

modules/angular2/src/router/router_link.ts

@@ -32,8 +32,6 @@ import {Location} from './location';
  * If the route begins with `./`, the router will instead look in the current component's
  * children for the route. And if the route begins with `../`, the router will look at the
  * current component's parent.
- *
- * @exportedAs angular2/router
  */
 @Directive({
   selector: '[router-link]',