First of all sorry by my english, I will try to write as well as i can, but i don't do promises.
I want to congratulate you by the magnificent work you has done.
I've modified towing tractor script to allow to player tow all air vehicles in the vanilla version, and meatball's F/A-18F.
Here you have a link to download it:
Modified tow script for USS Nimitz
(It is the last version, but i've changed the PBO by the modified one, and include the script's folder with the modified config.sqf.
Thank you by this fantastic addon.