Bug fixes:
- Fix compressed view if accidental on small device (#17)
- Fix incorrect pitch rounding in synthesizer

New features:
- Add Metronome cycle duration (#8)
- Add Frame rate options (limited to 60Hz) (#19)
- Metronome now supports multiple tones
- Add guitar and cymbal sound

Improvement
- Change "Persistent"/"Non persistent" to "Normal"/"Latch" (#18)
- Extend piano duration (#18)
- Stabilize audio for older device
- Metronome tone no more limited to 100 ms
- Add note pre-heard on tone settings
- Porting to android 16