fix #41721: bad layout of melisma lines in parts
fix #41766: use double sharp/flat where appropriate when transposing
fix #41596: initial position of continuous view for first measure
Add Cancel button to the MIDI import panel
Remove unused member function
Disable/enable Cancel button depending on the presence of changes
Format class code
Cancel button enabled state depends now on track reordering
Merge pull request #1559 from MarcSabatella/41596-continuous-initial-position

fix #41596: initial position of continuous view for first measure
Merge pull request #1561 from trig-ger/midi_cancel

Add Cancel button to the MIDI import panel
Merge pull request #1557 from MarcSabatella/41766-transpose-chord-double

fix #41766: use double sharp/flat where appropriate when transposing
Merge pull request #1554 from MarcSabatella/41721-melisma-parts

fix #41721: bad layout of melisma lines in parts