fix crash in model server when you attempt to create an unreasonably small model
Merge pull request #2892 from ey6es/animenu

Allow setting masked joints for each animation.  Fixed a couple compile warnings.
Merge pull request #2893 from ZappoMan/master

fix crash in model server when you attempt to create an unreasonably small model
Merge branch 'master' of https://github.com/highfidelity/hifi into animenu
Removed debugging line.