Merge branch 'development' of https://github.com/bigbluebutton/bigbluebutton into reconnect-to-bbb-video

Uncommenting the PollingModule in config.xml.template

 - stop the stream only if it hasn't been stopped yet

Reconnect to bbb video

 - force stop broadcasting of webcam when disconnected to bbb-video

Reconnect to bbb video

 - detect webcam stream start/stop on bbb-video and send correspondin…

   in video dock and reconnect if needed.

Merge branch 'master' of https://github.com/bigbluebutton/bigbluebutton into cleanup-webcam-stream-in-bbb-video

Added support for POST requests to getRecordings and getMeetings

   a way to detect that webcam stream stopped server side because when the client's connection
   to bbb-video is disconnected due to network issue, the notification that the stream stopped
   from the client side can't be sent to the server.

UI for voting on polls and viewing votes

 - stop poll if presenter leaves or presentation page changed

Conflicts:
	bigbluebutton-client/src/org/bigbluebutton/modules/present/ui/views/PresentationWindow.mxml

 - cleanup of unused polling code

Implement polling v3

Implement polling v3

 - process start poll message

Merge branch 'development' of https://github.com/bigbluebutton/bigbluebutton into implement-polling-v3

fixed the poll start button css