Starting work on "metavoxels."
Merge branch 'master' of https://github.com/worklist/hifi into metavoxels
Merge branch 'master' of https://github.com/worklist/hifi into metavoxels
Merge branch 'master' of https://github.com/worklist/hifi into metavoxels
Some work on bitstreaming.
don't crash if there is no output
don't set _lastInputLoudness if input is muted
add the resample library to interface
Revert "add the resample library to interface"

This reverts commit 67d9bc0b14f31e924ffb884f319ff05441c8b46a.
More work on metavoxel bits.
Merge branch 'master' of https://github.com/worklist/hifi into metavoxels
Merge branch 'master' of https://github.com/worklist/hifi into metavoxels
Trivial additions related to attributes.
Merge branch 'master' of https://github.com/worklist/hifi into metavoxels
Merge branch 'master' of github.com:worklist/hifi into qt-for-portaudio
More progress on generic attributes, metavoxel node management.
More progress on metavoxels with generic attributes.
Merge branch 'master' of https://github.com/worklist/hifi into metavoxels
Merge branch 'master' of https://github.com/worklist/hifi into metavoxels
initial work for change to 48KHz