shit, the call of the procedure is not automatic if I drop it in a sub directory >_< ... It only work to the root of the "maya\2009-x64\scripts\" directory...
http://www.creativecrash.com/maya/script/nightshade-uv-editor !!!!!! Nightshade UV is great. And free. And great. Also, it's great. And it's made by a Polycounter.
That would be pretty awesome and handy too ! :) BTW there is a REMESH for 3dsmax that comes with the WrapIt script: Pior, that is a nice technique you've explored