revert additionl of new VOXEL_QUERY message
Merge branch 'master' of https://github.com/worklist/hifi

Conflicts:
	libraries/avatars/src/AvatarData.h
	libraries/voxel-server-library/src/VoxelSendThread.cpp
Let's try actually using the average eye position as the camera location for
first person and mirror mode.
Merge branch 'master' of https://github.com/worklist/hifi
Need to set lookat position to camera position before simulating in mirror
mode.
Use calculated eye position here.
change DS json to use unique UUIDs for keys
fixes for admin interface with multiple nodes of same type
Merge pull request #1115 from birarda/assignment

have AC fail if script code is 4XX
Merge pull request #1114 from birarda/master

fixes for admin interface with multiple nodes of same type
Merge pull request #1116 from birarda/assignment

have the NodeList handle ping replies for VS
Smooth gaze direction relative to window.
add basic rate control, evenly divide packets per second between all connected voxel servers
Merge branch 'master' of https://github.com/worklist/hifi
removed asserts and replaced with error messages
Merge branch 'master' of https://github.com/worklist/hifi
Merge pull request #1117 from ZappoMan/bugfixes

removed asserts and replaced with error messages
Merge pull request #1119 from ey6es/master

Gaze adjustments: use the eye positions from the face model, subtract long term average relative to window (not head).
Merge pull request #1118 from ZappoMan/rate_control

add basic rate control, evenly divide packets per second between all connected voxel servers
Merge branch 'master' of https://github.com/worklist/hifi