Added AvatarChooser and ImageCheckbox controls to menu. Overall menu improvements.
Merge branch 'master' of https://github.com/fridolin69/gadel1_4wins

Conflicts:
	vs/sfml/sfml/Menu/Menu.cpp
	vs/sfml/sfml/Menu/Menu.h
	vs/sfml/sfml/sfml.vcxproj
	vs/sfml/sfml/sfml.vcxproj.filters
Fixed a f***ed up merge.