Deprication of isRoomAvailable

### Description of issue:
Method `Game.map.isRoomAvailable` is deprecated and will be removed. Please use `Game.map.getRoomStatus` instead.

### Error message:
Method `Game.map.isRoomAvailable` is deprecated and will be removed. Please use `Game.map.getRoomStatus` instead.

I think this is very descriptive and does not need more.
