Merge pull request #251 from ZappoMan/render_voxels_optimization

Fix Ryan's render problem (hopefully) and don't crash with too many voxels
put orientation back in avatar folder (this should be put in a more logical place at some point) - also did some work on avatar renderer
Merge remote-tracking branch 'upstream/master'
fixed merge conflict
Merge pull request #252 from Ventrella/master

moved orientation back to avatar (let's review the overall architecture of 'shared' things at some point)
Added gyro pitch to view, moved onscreen displays around to look nicer.
Merge remote-tracking branch 'upstream/master'
Added new cooler movement sound that is velocity sensitive.
Lowered avatar drag to allow faster flight, increased drag when near others
Fixed Eve's missing mouth and the bad triangles!
removes equator, achieves uniform distribution of stars implementing rejection sampling, adds UNIX script header
Merge pull request #255 from tschw/19188

removes equator, achieves uniform distribution of stars
Merge branch 'master' of https://github.com/worklist/hifi into render_voxels_optimization
More work on partial VBO updates still not working 100% correctly