docs(api): issue links should refer to Dart repo

Author: chalin

public/_includes/_util-fns.jade

@@ -38,6 +38,7 @@
 //- Location of sample code
 - var _liveLink = 'live link';
 - var _ngRepoURL = 'https://github.com/angular/angular';
+- var _ngDocRepoURL = 'https://github.com/angular/angular.io';
 
 //- NgModule related
 - var _AppModuleVsAppComp = 'AppModule'

public/docs/dart/latest/_util-fns.jade

@@ -20,6 +20,8 @@ include ../../../_includes/_util-fns
 - var _indexHtmlDir = 'web';
 - var _mainDir = 'web';
 - var _ngRepoURL = 'https://github.com/dart-lang/angular2';
+//- Don't override this value quite yet:
+//- var _ngDocRepoURL = 'https://github.com/dart-lang/site-webdev';
 
 //- NgModule related
 - var _AppModuleVsAppComp = 'AppComponent'

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

@@ -1,9 +1,12 @@
+include ../_util-fns
+
 :marked
   > **Known issues:** The angular.io issue tracker contains [all known
   issues][api-issues]; if you notice others, please [report
   them][new-issue]. Thanks!
 
-  [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
+  [new-issue]: !{_ngRepoURL}/issues/new?title=%5BAPI%20docs%5D
+  [api-issues]: !{_ngRepoURL}/issues
+//- ?q=label%3Aapi
 
 api-list(src="api-list.json" lang="dart")

public/docs/ts/latest/guide/index.jade

@@ -104,5 +104,5 @@ table(width="100%")
 
   ## We welcome feedback! 
 
-  - Use the [angular.io Github repo](https://github.com/angular/angular.io) for **documentation** issues and pull requests.
+  - Use the [site Github repo](!{_ngDocRepoURL}) for **documentation** issues and pull requests.
   - Use the [Angular Github repo](!{_ngRepoURL}) to report issues with **Angular** itself.