- Remove unnecessary recognition status from AlwaysOnHotwordDetector
- Remove unnecessary recognition started callback from IRecognitionStatusCallback
- Fix a bug around the fact that we weren't picking up enrollment at runtime because
we were storing the availability at instantiation time.
- Handle 0-length arrays in SoundTrigger classes while parceling/unparceling
- Fix issue in SoundTrigger helper where we were not comparing binders for start/stop calls
- Unload the previous model when starting a new recognition
- Add more debug logging
Change-Id: Icc56d7f3dd1ffa49a8cfeea49080e3ab4d342c32