Merge pull request #112 from ZappoMan/view_frustum_work

Fix false colorization initialization bug
fix crash for NULL agent sockets
Merge pull request #113 from birarda/avatar-from-mixer

fix broken build from NULL interface client sockets
fix return of bytes read to push pointer forwards
Merge pull request #114 from birarda/avatar-from-mixer

fix returned number of bytes read from AvatarData parseData
First commit to re-enable gyros, removed various old head_mirror variables, now use 'lookingInMirror', etc.   Local gyros now correctly drive own head.
Avatar head rotation, audio loudness (for facial animation) and hand state (grabbing or not) now sent in broadcast data.
Fixed :: prefix for local variables
Fixes from brad's review
One... last.... const....
Merge pull request #115 from PhilipRosedale/master

First commit fix gyros - local render now works.
added compareOctalCodes() and support for null octal code in printOctalCode()