post-review updates

Author: chalin

public/docs/dart/latest/api/index.jade

@@ -2,9 +2,9 @@
   > **Known issues:** Although this generated API reference displays Dart APIs
   and includes some Dart examples, the text reflects the TypeScript APIs. The
   angular.io issue tracker contains [all known issues][api-issues]; if you
-  notice others, please [report them][ngio-issues]. Thanks!
+  notice others, please [report them][new-issue]. Thanks!
 
-  [ngio-issues]: https://github.com/angular/angular.io/issues
-  [api-issues]: https://github.com/angular/angular.io/labels/api
+  [new-issue]: https://github.com/angular/angular.io/issues/new?labels=dart,api&title=%5BDart%5D%5BAPI%5D%20
+  [api-issues]: https://github.com/angular/angular.io/issues?q=label%3Aapi+label%3Adart
 
 api-list(src="api-list.json")