Removed grid search, and lowered number of iterations for systemtest:
test_cpmg_synthetic_b14_to_ns3d_cluster test_cpmg_synthetic_b14_to_ns_star_cluster
This is to speed them up, since they before took 30 seks.
Task #7807 (https://gna.org/task/index.php?7807): Speed-up of dispersion models for Clustered analysis.
Authored by: tlinnet 2014-06-20
Parent: [r24194]
Child: [r24196]
