Support stereo when connected to IAA
Remove updateInputDeviceStatus from public header, instead update automatically on IAA connection change.
Merge pull request #74 from lijon/IAA_stereo_fix

IAA stereo fix
Fixed group converterNode resource leak.
Merge pull request #77 from psobot/psobot/converter-node-leak

Fixed group converterNode resource leak.
Fix IAA support when input disabled
Pick a thread--any thread--to render audio from offline audio controllers
Merge branch 'master' of github.com:TheAmazingAudioEngine/TheAmazingAudioEngine
Add AEAudioControllerRenderMainOutput()
Integrated AEAudioControllerRenderMainOutput.