removed unnecessary variable from texture class
sky texture implemented with texture class
geometry in own file
vertex attribute definition with geometry method
geometry drawing through class method
shader lookup with save at instead of index operator
shader uses framebuffer colorbuffer as texture
moved texture class into seperate file
rval contructor for classes with overwritten = operator
passing of screendimensions to screenquad shader works
passing of screendimensions to screenquad shader works