GraphicEngine redesigned

GraphicEngine v2.0 now features storage and rendering for any static of
animated graphic instances, derived from StaticGraphic and
AnimatedGraphic classes. It also got it's methods changed, so please
take a look at the header file.

note: don't forget to include
src\Graphics\AnimatedGraphic.h
src\Graphics\StaticGraphic.h
src\Graphics\Graphic.h

into Your project