I just released them on Nexus here: http://www.nexusmods.com/oblivion/mods/46578
I also just updated my OCO stuff, you can find it here: http://www.nexusmods.com/oblivion/mods/45859
You may still see something under certain lighting but if you zoom in by typing "fov 30" or the like, you'll see it's the way the headmesh fits on the bady designed default bethesda neck, which the body modders had no choice but to follow. I think it's done. Cyrodiil should be a much safer place now.