first cut at reducing memory footprint of AABox
removed center from AABox to further save memory
some size comparison debugging
make voxelnode population statistics static members instead of per node
added old style voxelnode for size comparison
removed dead code
next round of voxelnode size improvements
type squish
first cut at really getting _children UNION to work
implement support for three children encoding
implement support for three children encoding
make offset bounds match 20 bit storage
Need to halve the target angle, because both participants will be moving.
Use randomness to resolve cases where two participants are on top of one
another.
Merge branch 'master' of https://github.com/worklist/hifi
Merge pull request #1072 from ey6es/master

Another slight fix for circling.
Fix mute button, visualize gaze direction when showing headMouse
These should actually start at two pi (that's the maximum distance).
Merge branch 'master' of https://github.com/worklist/hifi
Merge pull request #1073 from ey6es/master

These should actually start at two pi (that's the maximum distance).
added ifdefs for HAS_AUDIT_CHILDREN and added more memory tracking stats