Optimized normal recalculation
Readme
Added camera setters/getters
Implemented FPS controls
Hide cursor on drag
Added wireframe key
Moved mesh shape generation out of DGL
Added MultiMesh class
Added skeleton of MeshQuadtree class
Added quadtree LOD
Added noise to plane
Calculate noise in the shader
Added Renderer class
Added Logging macros
Pulled scene's rendering code into Renderer
Mesh -> Geometry
Removed Renderable class
Plasma shader
Cool plasma effect
Added texture 'screen'