worklist/hifi — pull request #592 by machinelevel (2013-06-28 14:58:32+00:00)
Title: Hand rework in preparation for adding send/receive hand data

- Added Hand.cpp, Hand.h, HandData.cpp, HandData.h, roughly matching the equivalent Head files
- Cleaned up Avatar by moving hand work into Hand files
- Added fixed-point data packing, for use in sending hand offsets