Increased the kex speed to 1e7 in clustered unit tests cases.
This is to demonstrate where there will be no excange.
Task #7807 (https://gna.org/task/index.php?7807): Speed-up of dispersion models for Clustered analysis.
Authored by: tlinnet 2014-06-10
Parent: [r23797]
Child: [r23799]