make new created timesigs in masterpalett persistent; fix #15580
fix #18336
fix #18308
fix save of fermata timestrech
fix #21867: Foto mode > Save As does not recognize uppercase file extensions
fix #21863: Print command causes crash
remove export EPS and PS, change fotomode dragmode to SVG
Fix for Issue #21852

MuseScore MIDI meta-events are conflicting with MMA definitions: See
http://musescore.org/en/node/21852 for full details.
new style parameter multiMeasureRestMargin; fix #2834
Merge pull request #412 from ChurchOrganist/MIDI-meta-event-change

Fix for Issue #21852
Disable import when no tracks are marked for it
Tooltips for MIDI import panel buttons
Regrouping of MIDI import panel buttons
fix #15011
Merge pull request #413 from trig-ger/midi_import

MIDI import panel additions
fix #21887: Hairpin (crescendo/decrescendo) shortcut H causes crash
fix #21218 (again)
fix #21880 (ove import of spanner)
fix alignement of label in edit style dialog
protect against crash when audio driver is null