1.8.1

• AsioOut exposes FramesPerBuffer
• change WaveOut and WaveOutEvent default DeviceNumber to -1 (Mapper)
• Added MidiFile constructor overload that takes an input Stream object.
• Various bugfixes and enhancements:
  • desktop apps use MFCreateMFByteStreamOnStream instead of MFCreateMFByteStreamOnStream
  • Fix for propvariant marshalling #154
  • Soundfont should not require isng chunk #150
  • Fixed potential MFT memory leak
  • Mp3FileReader.ReadFrame advances Position #161
  • sfzfilereader class obsoleted
  • ensure DriverName property always set on AsioOut. #169
  • WaveFormatConversionProvider can throw an error in finalizer #188
  • Restore compatibility with .NET Portable. #189
  • improved error message for channel index out of range #208
  • Added Releasing of Com Object to AudioEndpointVolume Dispose