some small refactoring ... to be continued.

src/DemoApp/main.cpp

src/libRender/RadiumNBR/FullFeatureRenderer.cpp

src/libRender/RadiumNBR/FullFeatureRenderer.hpp

src/libRender/RadiumNBR/NodeBasedRenderer.cpp

src/libRender/RadiumNBR/NodeBasedRenderer.hpp

...Render/RadiumNBR/Shaders/AccessibilityPass/ssao.frag.glsl