Updated to MongoDB plugin 1.1.0.GA
Topic/Queue permission changes

Make sure that reader/writer/admin users will only be listed once in
the permission list.
Index page

Added a public index page.  Just a title page right now.  Eventually,
we'll replace it with info about the application.
Corrected POST method name for queue controller

addQueue was renamed to createQueue to match the other controllers
Corrected return value for peek and listInProgressMessages
Force Topic Message filter times to be in GMT
Controller Security Cleanup
Upgrade Grails and plugins
Upgrade to Grails 2.2.2
Fix merge error in application.properties
Fix property constraint in Message class
Canceling websocket feature for now.  Just mearging the cleanup and dep. updates included in this branch.
Merge branch 'feature/websocket' into develop

* feature/websocket:
  Fix property constraint in Message class
  Fix merge error in application.properties
  Upgrade to Grails 2.2.2
  Upgrade Grails and plugins
dependency cleanup
Finish switch to GMT date in Topic Controller
Use MongoDB atomic FindAndModify() for changes to queue messages
Fix the sort order for MongoDB query in getNextMessage()
Changed package name to usf.edu.cims.MessageService
Code Cleanup
Cleanup unit tests
Add audit logging to the topic controller