minKey and maxKey are now casted to double in csv reader (in consistency with the rest of the code: they are everywhere else in the code defined as double). Paired with Robert Tangerman. Related to Issue [WTI-412] git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@4749 5a3db67b-de53-47b5-99c8-a1c30a6650e2