Fix customizing shortcuts.
	modified:   mscore/preferences.cpp
	modified:   mscore/shortcutcapturedialog.cpp
Changed shortcut list text for next element and prev element actions.
	modified:   mscore/actions.cpp
Merge pull request #1198 from andreituicu/shortcuts

Fix customizing shortcuts.
remove symbols from status bar text and screen-reader info.
	modified:   libmscore/text.cpp
initialize ChordRest._mmWidth
fix for #28761 and #29511
Merge pull request #1199 from andreituicu/fix_symbols

Remove symbols from status bar text and screen-reader info.