new test plugin: random score generator
expose LineBreakType to plugins
fix #23005: Entering number in Find causes crash in scores with multimeasure rests
bugfixes for plugins; new test plugin random2
fix #23047
add framework to sync audio and midi
change frets count of electric guitar to 24
fix shortcuts Ctrl+O for open, Alt+shift+B to append measures
try to get DPI with new QScreen API
fix #23005
fix #22977
fix #23067: Notehead changed to Brevis in 1.3 score appears as cross
add regression test for noteheads
fix #23085
add more debug info for DPI detection
various fix for slurs, slurs no more possible between linked staves and staves in different parts