Added the select_model_calc modules.
See Michael's post at https://mail.gna.org/public/relax-devel/2009-12/msg00024.html (Message-id: <4B25B6EE.6060505@...>).
This module is a dialog whereby users can choose the model-free model.
Authored by: bugman 2009-12-14
Parent: [r10092]
Child: [r10094]