Add external REST api links

Signed-off-by: Eric Poirier <eric.poirier@eclipse-foundation.org>

src/index.apib

@@ -2,9 +2,18 @@ FORMAT: 1A
 HOST: https://api.eclipse.org
 
 # Eclipse RESTful API
-This describes the resources that make up the official Eclipse Foundation REST API. 
+This describes the resources that make up the official Eclipse Foundation REST API.
 
-If you have any problems or requests please contact [Christopher Guindon](mailto:chris.guindon@eclipse-foundation.org) .
+You can contribute to this document via our [git repository](https://github.com/chrisguindon/api.eclipse.org-docs).
+
+If you have any problems or requests please contact [Christopher Guindon](mailto:chris.guindon@eclipse-foundation.org).
+
+### Supported REST APIs
+
++ [Eclipse Bugzilla](https://bugs.eclipse.org/bugs) **([Documentation](https://wiki.mozilla.org/Bugzilla:REST_API))**
++ [Eclipse Gerrit](https://git.eclipse.org/r/) **([Documentation](https://gerrit-review.googlesource.com/Documentation/rest-api.html))**
++ [Eclipse Jenkins](https://ci.eclipse.org/) **([Documentation](https://wiki.jenkins.io/display/JENKINS/Remote+access+API))**
++ [Eclipse Marketplace](http://marketplace.eclipse.org/) **([Documentation](https://wiki.eclipse.org/Marketplace/REST))**
 
 ### Rate Limit
 This API currently limits users to 1000 authenticated requests and 1000 anonymous requests an hour.