PhoneBridger Windows audio dependencies

sounddevice 0.5.6: https://github.com/spatialaudio/python-sounddevice (MIT)
PortAudio: https://github.com/PortAudio/portaudio (MIT-compatible license included)
CFFI 2.1.1: https://cffi.readthedocs.io/ (MIT)
pycparser 3.0: https://github.com/eliben/pycparser (BSD)

The Windows x64 bundle includes the non-ASIO PortAudio library.
License texts accompany this notice.
