Added Michael Bieri's model-free data extraction script.
This script was attached to Michael's post from back in November 2009 (Message-id: <4B00A015.30400@...> https://mail.gna.org/public/relax-devel/2009-11/msg00022.html).
Authored by: bugman 2010-12-31
Parent: [r12059]
Child: [r12061]
