Interesting … never heard of it before, thanks for the info. Will take a deeper look.
Does it create a node xml file? Then you just have to add that file:
Take a look at “Creating a device from an XML file” in
http://www.cd-jackson.com/index.php/zwave/zwave-device-database/zwave-device-database-guide
Edit: okay, forget my answer, see Chris’ post below 