Updated NotificationCenter to be as last commit had it. Re-wrote Door Trigger to use Notification system and implemented TeleportManager which handles all teleportation events.
Re-enabled south wall.
Re-organized the Lobby Scene a bit to make it easier to identify components. Also Added Triggers for the doors which teleport the player to the appropriate level.
Cleaned up old code. Implemented TeleportManager, cleaned up gameObjects in Lobby Scene, and tested project.