- Draw with font symbols instead of QPainterPath
- Automatically group measures and delete contents when adding MeasureRepeat
- Bring measure.h and measure.cpp in line with new code guidelines
- Hide rests by making measures (per MStaff) aware if they are part of measure repeat group
- Keep measures and element in sync at all times by handling (preventing/warning/special-casing) many user actions
- Add style options for numbering consecutive one-measure repeats
