fix some paths in mapbrowser to use browser cache between worlds
re add atmosphereic to terrain. Still need to fix for normal objects. Initital Oculus DK2 support
more work to support Oculus
many fixes to physics preview. Lay groundwork for real time physics visualization
fix gltf loading
add physics preview to menus, fixes to preview
remove some old messaging code
big performance improvement in some cases
Merge branch 'development' of https://github.com/adlnet/Sandbox into development
work on performance
still finding ways the scenemanager could be more efficient
more performance work
yet more work on performacne
make terrain run in strict mode
remove latency
don't interp positions of nodes that have moved outside of VWF (by the three.js animation)
pool scenemanager regions
fix loopback problem where code becomes synchronous that was not before, re-disable gltf scale animation
ignore other avatars in collision detection
increase session timeout