never rescan entries with QSVoyeur enabled
Don't try and find a nil type's UTI

In some cases 'type' is nil, there's no point doing the UTI dance for a nil string.
Merge pull request #1807 from quicksilver/tinyOptimisation

Don't try and find a nil type's UTI
Remove the AppleScript warning at launch about `list`.

I found the fix almost 1 year and an half after I stopped looking ;-).
return 0 when argument count is unknown

happens when the action isn’t registered with QSExecutor
don't allow Run on actions that need an argument
Merge pull request #1810 from quicksilver/fix-as-warning

Remove the AppleScript warning at launch about `list`.
explain why rescans aren't necessary
Merge pull request #1806 from quicksilver/filescanner

never rescan entries with QSVoyeur enabled
Merge pull request #1815 from quicksilver/argCount

Argument counts for actions
bump version to 1.2.0 and update release notes
mention #1705 in the release notes
mention #1709 in the release notes
mention #1638 in the release notes
mention #1696 in the release notes
Clarify a few of the UTI/localization changes
mention #1710 in the release notes
mention #1695 in the release notes
mention #1715 in the release notes
mention #1714 in the release notes