- fix toolbar icon display when user leaves voice conf using webrtc

...nt/src/org/bigbluebutton/main/api/ExternalApiCallbacks.as

...uebutton/modules/phone/events/WebRtcConfCallEndedEvent.as

.../bigbluebutton/modules/phone/managers/FlashCallManager.as

...bigbluebutton/modules/phone/managers/WebRtcCallManager.as