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)
Fixing spacing nits in balls class
Removed renderPitchRate, renderYawRate, startYaw from main.cpp, they are not doing anything.
Removed field and Cloud classes
Merge branch 'master' of git://github.com/worklist/hifi into 19165

Conflicts:
	interface/src/Audio.cpp
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
made a different prototype for camera shifting into first-person
Merge remote-tracking branch 'upstream/master'
improved collisions between avatars
cleaned up collision code some
Merge pull request #157 from tschw/19165

19165
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge pull request #160 from Ventrella/master

made camera first-person prototype and improved avatar collisions
Merge remote-tracking branch 'upstream/master'
Fixes per review