Fixes #1400
Update UME submodule
Fix ‘Add cover art from file’ action.
Add Atari 2600 canHandleFile and cap at 2MB to avoid accidental import of CD-based game binaries
Delete all cores when users migrate to 1.0.3.
On migration to 1.0.3 don’t wipe cores folder, instead force install updates.
Add tooltips to grid view.
Properly update grid view selection.
Make room for a third core plugin on blank slate.
Hide game scanner after issue resolver has closed.
Last commit was stupid, also increase grid view missing artwork cache size a little.
Reduce core data saves during import.
Exit early in OEGameControlsBar -mouseMoved: so clobber’s mac doesn’t freak out.
Opening games honors popout settings.