revert adding 'fn + F' keys

Signed-off-by: nuss <st9fan@gmail.com>
Merge branch 'CVWidgetMS' of github.com:nuss/CVCenter into CVWidgetMS
enable fn + F1..F12 for shortcuts on Linux
write 'count' in makeEditArea in KeyDownActionsEditor.init
into a local var so subsequent calls of 'count' don't screw up
 detecting the right slot in tmpShortcuts