Methods to replace math domain errors in model LM63, has been replaced with numpy masks.
number of points has been removed, as the masks utility replaces this.
Documentation is also fixed.
Task #7807 (https://gna.org/task/index.php?7807): Speed-up of dispersion models for Clustered analysis.
Authored by: tlinnet 2014-06-13
Parent: [r23928]
Child: [r23930]
