fix import of copyright from MIDI and GP
remove options to change copyright and fraction symbols automatically
fix #25254: XML export from 1.3 with & in text causes MSCZ corruption
try to fix issue #25255, network path for Documents folder on Windows
fix #25229: Some dynamics have too much internal space (no kerning)
set staccato to 50 for all instruments, set gatetime for all pianos to 95, flute too as a try
slur playback for the whole staff
fix #25281: handling of some slash chords
fix #25209 MusicXML reloads with measure actual as 1/1
Merge pull request #821 from lvinken/musicxml-fixes

fix #25209 MusicXML reloads with measure actual as 1/1
Merge pull request #820 from MarcSabatella/25281-slash-chords

fix #25281: handling of some slash chords
fix #25254
Alternative recursive tuplet filtering algorithm
O(1) instead of O(log N) tuplet indexes exclusion
Small optimization in tuplet exclusion
Add save/restore functions for valid tuplets
O(log N) instead of O(N) first chord in range search
O(log N) instead of O(N) end chord in range search
Fix quantization of prev-tied tuplets
Leave only 23 tuplets with min error for further filtering