chat scrolling should be more robust and not rely on events firing
Merge remote-tracking branch 'upstream/master' into add-chat-fontsize-config

Conflicts:
	bigbluebutton-client/src/org/bigbluebutton/modules/chat/services/ChatMessageService.as
Merge pull request #459 from SenecaCDOT-BigBlueButton/reinforce-chat-scrolling

Reinforce chat scrolling