reimplements oscilloscope and connects output channels
Merge branch 'master' of git://github.com/worklist/hifi into 19165
adjusts main.cpp (oscilloscope does not render when disabled and does no longer need an external check)
Added HandControl class  and also Avatar Touch class
Fixing spacing nits in balls class
merge with upstream master
Removed renderPitchRate, renderYawRate, startYaw from main.cpp, they are not doing anything.
send head position as source position to mixer
add some debugging to audio mixer for distance attenuation
Removed field and Cloud classes
add another line of debugging for audio mixer distance coeff
debug of distance should be float and not integer
merge with upstream master and resolve conflicts
Merge branch 'master' of https://github.com/worklist/hifi
moved handController
removed incomplete code snippet in Avatar.h
moved inline functions from Camera.h to Camera.cpp as per Stephen's request
Merge branch 'master' of git://github.com/worklist/hifi into 19165

Conflicts:
	interface/src/Audio.cpp
Merge remote-tracking branch 'upstream/master'
Merge pull request #155 from Ventrella/master

merge