When the mouse is hidden, just look straight forward.
Merge branch 'master' of https://github.com/highfidelity/hifi
Merge pull request #1566 from ey6es/master

When the mouse is hidden, just look straight forward.
Get rid of code to decay pitch on movement.
Fixed eye rotations.
Merge pull request #1574 from ey6es/master

Get rid of code to decay pitch on movement, fix eye rotations.