- Fixed entity migration when a peer disconnects.
- The master role gets passed on to another peer when the master peer leaves the game.
- Fixed duplicate characters created when returning to the lobby.
Merge branch 'master' of https://github.com/simeks/Flying-Cookie-Arena-Deluxe

Conflicts:
	Flying-Cookie-Arena-Deluxe/src/client/LobbyState.java
	Flying-Cookie-Arena-Deluxe/src/client/MainState.java
	Flying-Cookie-Arena-Deluxe/src/client/World.java