Remove spurious 'directionTag() element not suported' messages
fix #25996 - invalid MusicXML for empty StaffText
ensure valid tpc1 and tpc2 at MusicXML import
fix transposing instruments pitch on MusicXML export
remove MScoreText from mtest resources, seems to fix the tests
Merge pull request #1063 from lvinken/musicxml-fixes

Musicxml fixes
add missing dynamics in palette
Remove unused assert function
Move assert function to chords
Fix zero voice test function in drums
Temporarily disable LH/RH separation (not ready yet)
New quantization - depending on individual note len
Move tuplet detection to a separate file
Move tuplet to notes conversion to a separate file
Move tuplet filtering to a separate file
Move tuplet voicing to a separate file
Pass tuplet events as parameter to search tuplets function
More robust quantization, including tuplets
Add check for zero numerator to fraction reduce function
Apply staccato (increase note off time) before quantization