Working on plane collisions, pushing back camera from intersecting avatars.
Merge branch 'master' of https://github.com/highfidelity/hifi
More plane intersection bits.
Trying out basic pushback for other avatars.
More intersection-avoidance tweaks.
Merge branch 'master' of https://github.com/highfidelity/hifi
Fixed docking of ChatWindow
Temporary Pin Icon, replace with a nice looking one please
protection against bad avatar-avatar collisions

Also with logging if we encounter incorrectly large penetration depths
Fall intersection off with angle to other avatar.
save settings for change in: identity, position
save settings when any checkable menu item changes
Better rolloff.
Merge branch 'master' of https://github.com/highfidelity/hifi
Merge pull request #2650 from thoys/chatwindow-docking-feature

Fixed docking of ChatWindow
Merge pull request #2649 from ey6es/master

Experimental "pushback" to avoid other avatars' intersecting the near clip plane.
check for bad deltaTime during avatar-avatar collisions
Playing around with zooming in while pulling back.
Trying the narrowing effect with pushback for other avatars.
Tweak to zoom on pushback.
Removed QResources from Interface