fix #19306 : Elements of instruments added after creation not positioned correctly
Update libmscore/system.cpp
Undo commit from muelleki/17906-chords that conflicts with watery/17906-midichordinput
Cleaned modern style '0' digit.
In TABs with stems and beams, beams were not aligned with stems.
Merge pull request #194 from mgavioli/Fix_tab_font_0_digit

Fix '0' digit in TAB font
Merge pull request #182 from muelleki/17906-chords-undo

Undo commit from muelleki/17906-chords that conflicts with watery/17906-...
Merge pull request #168 from Soerboe/fix19306

fix #19306 : Elements of instruments added after creation not positioned...
Merge pull request #195 from mgavioli/Fix_beam_alignment_in_TABs

Fix beam alignment in TABs