CMAKE_CXX_FLAGS_DEBUG are ok by default
Let CMake fill in the version number in Config.hpp
Changed version number to v0.6.4
Use the information in the event instead of calling isKeyPressed to find out if control key is pressed
Renamed Defines.hpp to Global.hpp
Provide direct access to the Container class inside Gui
Removed unneeded variable
Removed apparently unneeded check
Change calculation of auto-sizing text so that some different fonts are also supported
Place text in MenuBar on correct position again
Fixed problem with fonts and texts when seperately creating the widget and adding it to its parent

WARNING: getGlobalFont returns a pointer now instead of a reference!