- cleanup unneded polling events

...ebutton/core/pubsub/receivers/PollingMessageReceiver.java

...pps/src/main/scala/org/bigbluebutton/core/apps/Poll.scala

.../src/main/scala/org/bigbluebutton/core/apps/PollApp.scala

...tton/core/pubsub/senders/PollingEventRedisPublisher.scala

...bigbluebutton/red5/client/PollingClientMessageSender.java

...n/java/org/bigbluebutton/red5/service/PollingService.java

bigbluebutton-client/.actionScriptProperties

bigbluebutton-client/.project

bigbluebutton-client/src/PollingModule.mxml

...g/bigbluebutton/modules/polling/events/CreatePollEvent.as

...luebutton/modules/polling/events/CreatePollWindowEvent.as

...org/bigbluebutton/modules/polling/events/GetPollsEvent.as

...igbluebutton/modules/polling/events/OpenSavedPollEvent.as

...gbluebutton/modules/polling/events/PollMainWindowEvent.as

...bigbluebutton/modules/polling/events/StartPollingEvent.as

...org/bigbluebutton/modules/polling/events/StopPollEvent.as

...uebutton/modules/polling/managers/PollingWindowManager.as

...uebutton/modules/polling/managers/ToolbarButtonManager.as

.../org/bigbluebutton/modules/polling/maps/PollEventMap.mxml

...g/bigbluebutton/modules/polling/maps/PollingEventMap.mxml