Added ChatBox to the window.
Updated MainWin to handle setting Globals.main_win.
Added code to handle ensuring the overlay is on the correct montior
chosen by user.
Added check for connecting to twitch automatically.
Added Subscriptions, to setup subscriptions upon connection.
Added ObsManager connection to scene changed.
Added ObsManager connection on startup.
Added handling of scene changed, adjusting ChatBox to dock to a specific
location.
Moved Floating Menu so it isn't in top left corner.
Added Passthrough Exceptions for Floating Menu.
Execute start() to everything gets wired up and positioned correctly.
