[BISERVER-10415] -- Changed PentahoPluginHandler and PentahoPlugin to implement ring.js, providing a very extensible class system to them both, along with any angular implementations of these classes
[BISERVER-10415] -- code comments and updates to api objects for plugin handler.
Merge pull request #106 from krivera-pentaho/dev

Changed PentahoPluginHandler and PentahoPlugin to implement ring.js, providing a very extensible class system to them both, along with any angular implementations of these classes