Add registrationPoint to SelectionManager
Fix position of overlays when registrationPoint is not centered
Fix stretch tools to work correctly with registrationPoint
Remove print
Add getRelativeCenterPosition
Fix call to getRelativeCenterPosition
Merge pull request #3899 from huffman/entity-tools-fix-registration-point

Entity tools fix registration point
Fix entity tool rotation to rotate around registration point
Merge pull request #3900 from huffman/entity-tools-fix-rp-rotation

Fix entity tool rotation to rotate around registration point
Add multi-speed control to gamepad.js
Merge pull request #3901 from huffman/gamepad-multi-speed

Add multi-speed control to gamepad.js
Merge branch 'master' of https://github.com/highfidelity/hifi into tot