First cut at improved undo
Merge branch 'master' of https://github.com/highfidelity/hifi into improved_undo
More undo work
Merge branch 'master' of https://github.com/highfidelity/hifi into improved_undo
Merge branch 'master' of https://github.com/highfidelity/hifi into improved_undo
Undo now fully support local subtrees
Merge branch 'master' of https://github.com/highfidelity/hifi into improved_undo
Pre CR tweaks
fix issues with bad timestamps
Merge branch 'master' of https://github.com/highfidelity/hifi into improved_undo
Merge branch 'master' of https://github.com/worklist/hifi into fixtimestamps

Conflicts:
	libraries/shared/src/SharedUtil.cpp
pass the owner scope to auth requests
CR
Merge pull request #2733 from birarda/master

pass the owner scope for oauth token requests
Merge pull request #2732 from ZappoMan/fixtimestamps

improved guards against extremely unlikely packets
Merge pull request #2721 from Atlante45/improved_undo

Handle subtrees with undo
Merge branch 'master' of https://github.com/worklist/hifi into voxelizer