Added a commen EXP_TYPE_CPMG MMQ description for models which handle MMQ.
This is part of adding meta data for each model, making it possible to device a sensible nesting selection function.
sr #3135(https://gna.org/support/?3135): Optimisation of the R1 relaxation rate for the off-resonance R1rho relaxation dispersion models.
Authored by: tlinnet 2014-08-11
Parent: [r24978]
Child: [r24980]
