No specific info about version 1.3. Please visit the main page of Lion Tweaks on Mac Informer.
A utility to help you customizing and optimizing Mac OS X Lion installation.
It will make a backup of the original AudialHub and place it on your Desktop.
Exports your PST files to the Apple Mail application.
Migrate data from a Mac running Leopard to a new Mac running Lion.
Enhance the appearance of your desktop by adopting the Lion look.