fix #22493
fix crash when extending a newly added line
fix shortcut reading
minor fixes
fix drawing and layouting of repeat measure sign
fix textpalette crash; update ottava types in inspector
fix color of icon in text properties for light theme
don't crash when opening test scores with beam
fix: undo clef change did not update score
fix #21965
fix #22353: Bass clef appears in drums
fix #22351: Bass stave of multi-stave instrument imports as Grand Piano
fix #22358: 15/8 meter support
fix #22443: Reword clef change option
Test for 15/8 time sig
Merge pull request #453 from trig-ger/midi_import

Fixes for MIDI import
fix #22521: Barline of tablature preview in Staff types too long
fix layout of interval spinbox in Style -> Numbers
a bit less space between ledger lines
fix #3056: change the way MuseScore guess which notes to enter