Add option to hide focus indicators
Stop QMenuBar to steal keyboard focus when pressing Alt key in Linux.
Rename focus indicators menu item and default to off
rename: ParentFrame --> ConstrainedFrame
Merge pull request #3151 from ctrlaltdavid/19860

Code Review for Job #19860
Merge pull request #3150 from AndrewMeadows/inertia

rename: ParentFrame --> ConstrainedFrame
Remove debug output lines.
Coding style fix.
bug fix: bad logic for early exit
Merge pull request #3154 from AndrewMeadows/bispinor

bug fix: bad logic for early exit in AvatarManager::updateOtherAvatars()
fix bug: remove redundant _skeleton.simulate()
only set hasNewJointRotations true for valid rotation
Merge pull request #3155 from AndrewMeadows/bispinor

fix bad FPS for crowds of avatars
Merge pull request #3152 from AlericInglewood/19854

Code Review for Job #19854
Merge branch 'master' of https://github.com/highfidelity/hifi into metavoxels
Show upload/download stats for all reliable messages, not just reliable delta
downloads.