some small changes
begun to implement a machanism to initialize new Games
some restructuring before merging
Merge remote-tracking branch 'origin/master' into newLoggers

Conflicts:
	userinterface/header/mainwindow.h
	userinterface/header/spielbrett.h
	userinterface/header/uiexec.h
	userinterface/header/window.h
	userinterface/source/mainwindow.cpp
	userinterface/source/spielbrett.cpp
	userinterface/source/uiexec.cpp
	userinterface/source/window.cpp