first cut at splitting out octree base classes
make addChildAtIndex() use createNewElement() so we get our correct classes
make addChildAtIndex() use createNewElement() so we get our correct classes
get client working in refactored mode
added DEADBEEF support to debug class
Merge branch 'master' of https://github.com/worklist/hifi into particle_server

Conflicts:
	interface/src/VoxelSystem.cpp
	interface/src/VoxelSystem.h
removed not yet ready for prime time libraries
Merge pull request #1305 from ZappoMan/particle_server

Splitting our Octree and OctreeElement functionality from VoxelTree and VoxelNode