gh-159 Update links in the "About" tab

Author: ghillert

ui/app/scripts/shared/views/about.html

@@ -39,13 +39,13 @@ <h2>Need Help or Found an Issue?</h2>
       <td>Sources</td><td><a target="_blank" href="https://github.com/spring-cloud/spring-cloud-dataflow">https://github.com/spring-cloud/spring-cloud-dataflow</a></td>
     </tr>
     <tr>
-      <td>Documentation</td><td><a target="_blank" href="http://docs.spring.io/spring-cloud-dataflow/docs/{{dataflowVersionInfo.app.version}}/reference/html/">http://docs.spring.io/spring-cloud-dataflow/docs/{{dataflowVersionInfo.app.version}}/reference/html/</a></td>
+      <td>Documentation</td><td><a target="_blank" href="http://docs.spring.io/spring-cloud-dataflow/docs/{{dataflowVersionInfo.app.version}}/reference/htmlsingle/">http://docs.spring.io/spring-cloud-dataflow/docs/{{dataflowVersionInfo.app.version}}/reference/htmlsingle/</a></td>
     </tr>
     <tr>
       <td>API Docs</td><td><a target="_blank" href="http://docs.spring.io/spring-cloud-dataflow/docs/{{dataflowVersionInfo.app.version}}/api/">http://docs.spring.io/spring-cloud-dataflow/docs/{{dataflowVersionInfo.app.version}}/api/</a></td>
     </tr>
     <tr>
-      <td>Support Forum</td><td><a target="_blank" href="http://stackoverflow.com/questions/tagged/spring-cloud">http://stackoverflow.com/questions/tagged/spring-cloud</a></td>
+      <td>Support Forum</td><td><a target="_blank" href="http://stackoverflow.com/questions/tagged/spring-cloud-dataflow">http://stackoverflow.com/questions/tagged/spring-cloud-dataflow</a></td>
     </tr>
     <tr>
       <td>Issue Tracker</td><td><a target="_blank" href="https://github.com/spring-cloud/spring-cloud-dataflow/issues">https://github.com/spring-cloud/spring-cloud-dataflow/issues</a></td>