First try to speed up model DPL94.
This has not succeded, since systemtest: Relax_disp.test_dpl94_data_to_dpl94 stiÃll fails.
Task #7807 (https://gna.org/task/index.php?7807): Speed-up of dispersion models for Clustered analysis.
Authored by: tlinnet 2014-06-12
Parent: [r23889]
Child: [r23891]
