This version adds an undo button to the sequencer section header, next to the clear button.
It keeps the history of addition, deletion, pasting, moving and clearing states, and lets you undo your steps.
The history is kept locally, not in the AUv3 or project/preset states, and will be reset on the pattern changes.

This version adds accessibility settings:
- Adds disable animation option and
- Adds small screen mode
- to the settings menu.

This version improves the Harmony Engine.
- Fixes the leading tone resolution for some styles,
- Fixes the roman numerals for certain scales,
- Fixes the cadential 6/4 and some other special chords.

This version improves the Harmony Engine.
- Adds substitute chords to jazz styles,
- Improves the chord recommendation engine,
- Fixes the note stuck issue when you clear the sequencer while it's running.