own framebuffer
start
planet fragment shader gl extension
Merge branch 'newtex' of https://github.com/Cbeed/Computergrafik2014 into newtex

Conflicts:
	data/shaders/sunVertexShader.vs
	examples/SolarSystem/test/main.cpp
rendering to framebuffer works, screen dimension handle is reset
generic map for shader uniform locations
drawsun function removed
seperate files for texturegroup & shader
moved stars into seperate file
include guards
ornbit in seperate class
static model loader prototype
vertex bffer handling through meshhandle struct
orbit implemented with geometrystruct
star implemented with geometry struct
orbit without transform stack
planet drawn with own method
moon drawingt rhough planet member function works
orbit drawing of moon works, planet members still public
planet as class finished