Merge pull request #257 from mgavioli/TAB_multivoice_with_stems_beside_staves

TAB: multi-voice with stems beside staves
add accidental properties to inspector
clean up cmake files
Merge pull request #258 from lasconic/simplifyCmake

clean up cmake files
revert changes in mingw32.mingw.cmake
remove unused cmake module
inspector fixes
remove artifact from property type list
fix hook position
replace typedef iSigEvent by auto
fix #20409: Opening 1.X scores doesn't display lyrics
fix compilation on MacOSX