- implement remove poll
Merge branch 'make-users-user-conn-invoke' of github.com:bigbluebutton/bigbluebutton into make-users-user-conn-invoke
 - fix update poll
 - fix show poll result
 - create new results window each time as Flash cache the previous window
 - handle taking poll response
Added remaining record events for polling module
 - modify so that users model is in own class
Merge branch 'make-users-user-conn-invoke' of github.com:bigbluebutton/bigbluebutton into make-users-user-conn-invoke
 - change how we append to array
Merge branch 'master' into make-users-user-conn-invoke
 - add methods to get moderators and viewers
 - implement taking poll
 - trigger start poll
fixing bugs in sending messages to bbb-web
Merge branch 'make-users-user-conn-invoke' of https://github.com/bigbluebutton/bigbluebutton into make-users-user-conn-invoke
 - bunch of cleanup
 - handle start and stop poll events
 - cleanup
 - intialize poll model properly for viewers and moderators
 - display proper window for verwer and moderators/presenter when poll starts
 - cleanup
 - handle user leaving from meeting