Added possibility to add probability to a stochastic soil profile. Added log messages for when multiple stochastic soil profiles are defined for the same soil profile in a model. Optimized query to return only unique profiles. Related to Issue [WTI-1070] git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@7990 5a3db67b-de53-47b5-99c8-a1c30a6650e2