Added SVO light update stage
Implemented lightUpdateStage skeleton
Implemented lightUpdate functionality
Sync commit
Merge branch 'master' of https://github.com/domme/VoxelConeTracing

Conflicts:
	VoxelConeTracing/src/VoxelConeTracing/Octree Building/ClearBrickTexPass.cpp
	VoxelConeTracing/src/VoxelConeTracing/Stages/SVOconstructionStage.cpp
	bin/assets/shader/ClearBrickTex.shader