Implement Match class (WIP), continue UI

- loading lobby properply
- draw lobby shiftet to match
- make lobby buttons work
Merge branch 'master' of https://github.com/Saduras/RocketFight

Conflicts:
	Assets/Art/Menu/Mainmenu/Thumbs.db.meta
	Assets/Art/Menu/Namenseingabe/Thumbs.db.meta
	Assets/Art/Menu/pause/Thumbs.db.meta