Bug fix for the inversion recovery equations (sr #3345).
The inversion recovery experiment was incorrectly implemented as I(t) = Iinf - I0 * exp(-R1 * t) whereas it should be I(t) = Iinf - (Iinf - I0) * exp(-R1 * t).
Authored by: bugman 2016-06-03
Parent: [r28223]
Child: [r28225]
