bagpipe palette updates
Swing option for MIDI import
Tests for swing
Make SwingDetector class private
Equal spacing of swung notes
"Shuffle" word for 3:1 swing
Fix tuplet and rest deletion
fix #22048. Thanks to ABL!
add default background color to plugin dialog, resize plugin dialog content
more styling for ottava
fixes for line edit mode
fix spanner editing
change spanner to use closed interval tick-tick2
Merge pull request #429 from trig-ger/midi_swing

Swing in MIDI import
Show staff names for unknown MIDI type
Drum notation appears
Fix null last measure for empty MIDI files
Fix drum sound
Fix percussion track name
Voice depend on stem direction for drum tracks