- Map each instrument track to a different incremental MIDI channel (except for channel 10 which is reserved for drums)
- Support Sf2 Player and Gig Player patches
- Major refactoring
- Allow instruments to provide their MIDI bank/program
- Add std::filesystem::path/string conversion utilities + unit tests
- Remove Qt usage from MidiExport
- Support bank select events in MidiExport and MidiImport
- Rework endian_handling.h, adding polyfill for std::byteswap
- Remove extraneous patch automation tracks
- Fix initial playback after MIDI import
---------
Co-authored-by: Gustavo Chicato <gustavo.chicato@usp.br>
