Revert webrtc code from old deskshare.A new module is coming

...uebutton/modules/deskshare/events/RecordingStatusEvent.as

...bigbluebutton/modules/deskshare/events/ViewStreamEvent.as

...bluebutton/modules/deskshare/managers/DeskshareManager.as

...button/modules/deskshare/managers/PublishWindowManager.as

...ebutton/modules/deskshare/managers/ViewerWindowManager.as

...gbluebutton/modules/deskshare/maps/DeskshareEventMap.mxml

...bluebutton/modules/deskshare/services/DeskshareService.as

...rc/org/bigbluebutton/modules/deskshare/utils/JavaCheck.as

.../modules/deskshare/view/components/DesktopViewWindow.mxml

...tton/modules/deskshare/view/components/ToolbarButton.mxml