Rig Test - Shoulder/Upper Arm Deformation

  Here is a character I am working on. Doing some rigging test. It has nice shoulder deformation, and it's all joint based. It will probably need some corrective blendshapes for volume preservation but it is working nicely for starters.

original implementation by TD-Matthttp://td-matt.blogspot.com/2010/11/no-flip-upper-arm-roll-joints.html