Rename ChatRoomViewController and ChatRoomViewControllerManager

ACE-70
Implement ChatRoomViewController.getWidth method

ACE-70
Implement ChatRoomViewController.hide and .show

ACE-70
Removed console.log statements from ChatRoomViewController and
ChatRoomViewControllerManager
Modify string building of uniqueId to have form 'room-0'

ACE-70
Create and implement ChatRoomViewControllerManager.size method

ACE-70
Modify ChatRoomViewControllerManager.redraw for loop

ACE-70
Modify condition in ChatRoomViewController.hide

ACE-70
Merge pull request #34 from ualerts-org/refactor_ChatRoomViewController_and_ChatRoomViewControllerManager_ACE-70

Refactor chat room view controller and chat room view controller manager ace 70