Merge pull request #1 from fcecagno/master

Mconf work on master
Fixed messages in chat list to show up at the top. Changed background color of chat window to white, in order to avoid blinking, when new message is sent
Merge pull request #2 from SenecaCDOT-BigBlueButton/chat-list-fix

Fixed messages in chat list to show up at the top. Changed background co...
Fixing The Chat List doesn’t update when a new message comes in
Remove Bindable attribute from ArrayCollection
first try at presentation models, non-functioning

also renamed microfoneBtn to microphoneBtn, and userlist to userList
Merge branch 'master' of https://github.com/bigbluebutton/bbb-air-client
fixing alignment
fixing alignment 2.0
Merge remote-tracking branch 'upstream/master' into chat-list-fix

Conflicts:
	src/org/bigbluebutton/view/navigation/pages/chatrooms/ChatRoomsViewMediator.as
Corrected word spelling
Merge pull request #3 from SenecaCDOT-BigBlueButton/chat-list-fix

Fixing The Chat List doesn’t update when a new message comes in
first try and creating a command for loading a presentation
Fixing The Chat List doesn’t update when a new private chat starts
fixing naming
Merge pull request #4 from SenecaCDOT-BigBlueButton/new-message-private-chat

Fixing The Chat List doesn’t update when a new private chat starts
Fixing Chat shows icon with 0 messages even if there are no new messages
fix null pointer exception when user leaves
removed the hardcoded application DPI
fixed a null pointer exception when a user is in the audio conference, but not the user list