highfidelity/hifi — pull request #2628 by AndrewMeadows (2014-04-09 01:40:31+00:00)
Title: fix glitchy oculus when looking directly behind

The human neck is limited in how far it can yaw (almost 90 degrees). So we have to swing the body around if the oculus input pulls the neck around (we don't want anyone to do that neck-breaking move as seen in the Exorcist).