Initial
Added Textures
Started easier Screen handling
Main Menu working
sbs
Merge remote-tracking branch 'origin/master'

Conflicts:
	.gitignore
	core/src/de/frotty/chess/KChessGame.java
	core/src/de/frotty/chess/screens/MainMenuScreen.java
	core/src/de/frotty/chess/screens/MenuScreen.java
	server/src/de/frotty/server/ServerMain.java