highfidelity/hifi — pull request #3204 by Barnold1953 (2014-07-24 00:42:19+00:00)
Title: Exposed Avatar Blendshape control to JS

Added a new JS hook, example usage:

Avatar.setBlendshape("ChinLowerRaise", 0.5);

Also added bot_randomExpression.js to test it and show how it works.