Merge pull request #5 from mitchmindtree/master

PortAudio, SoundStream, DSP Node
Merge pull request #11 from mitchmindtree/master

Frequency, Pitch, Signal, Waveform(WIP), Oscillator(WIP)
Merge pull request #13 from mitchmindtree/master

Envelope, Gaussian, Oscillator progress (still a WIP)
Merge pull request #14 from mitchmindtree/master

Rolling back repo to focus on DSP Node and SoundStream
Merge remote-tracking branch 'upstream/master'

Preparing for a pull request.
 updated test docs. changed most methods to take SoundStreamSettings by value instead of reference