Started to implement a function for reading 'R2eff' values directly.
This is as proposed in a post at: https://mail.gna.org/public/relax-devel/2009-01/msg00020.html (Message-id: <7f080ed10901070529s397f7f23p914c820ced4d07f@...>)
The function does not contain code yet.
Authored by: semor 2009-01-15
Parent: [r8471]
Child: [r8473]
