Miniaudio

- Fix an error where the WAV codec is incorrectly excluded from the build depending on which compile time options are set.
- Fix a bug in ma_audio_buffer_read_pcm_frames() where it isn't returning the correct number of frames processed.
- Fix compilation error on Android.
- Core Audio: Fix a bug with full-duplex mode.
- Add ma_decoder_get_cursor_in_pcm_frames().
- Update WAV codec.

- WASAPI: Fix a potential crash due to using an uninitialized variable.
- OpenSL: Enable runtime linking.
- OpenSL: Fix a multithreading bug when initializing and uninitializing multiple contexts at the same time.
- iOS: Improvements to device enumeration.
- Fix a crash in ma_data_source_read_pcm_frames() when the output frame count parameter is NULL.
- Fix a bug in ma_data_source_read_pcm_frames() where looping doesn't work.
- Fix some compilation warnings on Windows when both DirectSound and WinMM are disabled.
- Fix some compilation warnings when no decoders are enabled.
- Add ma_audio_buffer_get_available_frames().
- Add ma_decoder_get_available_frames().
- Add sample rate to ma_data_source_get_data_format().
- Change volume APIs to take 64-bit frame counts.
- Updates to documentation.

- Fix a bug when converting bit-masked channel maps to miniaudio channel maps. This affects the WASAPI and OpenSL backends.

- Fix compilation errors on Android.
- Fix compilation errors with -march=armv6.
- Updates to the documentation.

- Fix some potential buffer overflow errors with channel maps when channel counts are greater than MA_MAX_CHANNELS.
- Fix compilation error on Emscripten.
- Silence some unused function warnings.
- Increase the default buffer size on the Web Audio backend. This fixes glitching issues on some browsers.
- Bring FLAC decoder up-to-date with dr_flac.
- Bring MP3 decoder up-to-date with dr_mp3.

- Fix compilation errors on the iOS build.