maps have walls now
- Game is now fullscreen by default
- Fullscreen can be toggled with F11
- Reset is now F5
Merge branch 'master' of github.com:TAMED/seasons into staging

Conflicts:
	src/states/LevelState.java
Merge branch 'staging' of github.com:TAMED/seasons into staging

Conflicts:
	src/states/LevelState.java