Merge pull request #175 from Ventrella/master

fixed orientation issues and hand holding stuff
first cut at improved render pipeline
removed accidentally added file
cleanup
cleaned up some code for distanceToCamera()
code cleanup
Merge pull request #176 from ZappoMan/render_voxels_optimization

Render voxels optimization
fixed local mode
Merge pull request #178 from ZappoMan/render_voxels_optimization

fixed local mode
Merge pull request #177 from Ventrella/master

I made a few minor fixes in Avatar
fixed merge problem
Merge remote-tracking branch 'upstream/master'