v1.1.1: Fix an extremely nasty bug in FMData.ini reading

-Fixed an extremely nasty bug in FMData.ini reading: if "[FM]" was not the very first line in the file, the whole read would fail.
-Fixed if ScanFMs() ended up with an empty filtered scan list, it wouldn't return early and would trigger an error dialog
-Improved Settings window init time
-Fixed SettingsForm was doing work on close when it didn't need to
-Fixed apps key wouldn't switch to the correct context menu