@Parkan, my issue was more that I'm not familiar with actually exporting the mod for GOG use. The Divinity Engine 2 has an easy "upload to Steam Workshop" button. I guess I can export a local copy of the mod (PAK file), but I'm not sure if it'll work for you. Let me know.
Link for PAK file: http://s000.tinyupload.com/index.php?file_id=04487562806379270289