added code to detect mouse hovering over avatar joints for various touch effects
Merge remote-tracking branch 'upstream/master'
cleaned up some code spacing
move view frustum management to VoxelAgentData class
created transitions between camera modes
Merge remote-tracking branch 'upstream/master'
Improved Invensense stability by adding average of first few samples to better eliminate DC bias/drift
Simplified serial port init to not use baud.
Fixed uninitialized audio loudness value
Massive migration from GLUT/globals to Qt/class members.  Mostly there.
Merge branch 'master' of https://github.com/worklist/hifi

Conflicts:
	interface/src/Application.cpp
	interface/src/Application.h
Various fixes, removed the bulk of main.cpp.
Disable the menu shortcuts for "regular" keys when the chat entry is showing.
added printDebugDetails()
first cut at delta view frustum encoding
move view frustum calculation into VoxelAgentData, added last known and current
first cut at delata view frustum encoding
Merge branch 'master' of https://github.com/worklist/hifi into render_voxels_optimization
Missed some comments in transferring from main.cpp to Application.h; trying to
preserve original formatting.
Accidentally left a debug line in.