Add OpenNode as a noVNC user.

index.html

@@ -99,6 +99,11 @@ Notable commits, announcements and news @<a href="http://www.twitter.com/noVNC">
         VNC plugin available by request. Probably included in
         <a href="http://www.openqrm.com/?q=node/15">version 4.8</a>.
         <a href="http://www.openqrm-enterprise.com/news/details/article/remote-vm-console-plugin-available.html">Video demo</a>.
+
+    <li><strong><a href="http://www.opennodecloud.com/">OpenNode</a></strong>:
+        uses noVNC in OpenNode Management Console. 
+        <a
+            href="http://opennode.activesys.org/about/opennode-management-console-screencast/">OMC Screencast</a>.
 </ul>
 
 <h2>Dependencies</h2>