Some refactoring, more comments
Tree view for MIDI import operations
Refactoring of quantization
Meter-adapted duration subdivision
Row for all tracks selection in GUI panel
Adapt tst_importmidi to new duration subdivision
Proper rests handling in compound meter
Replaced typedefs with actual types
Merge pull request #373 from trig-ger/midi_meter

Meter-adapted duration subdivision
fix compilation on windows
small optimizations
fix #21221
fix note head position in small staves
fix tuplet number size in systems with small staff
update icons
fix compilation on mac
adjust position of tuplet numbers for beamed tuplets
fix regression with dots
test for different icon background color
fix crash for accidental palette