added general PipingCalculationException which is triggered when any of the sub calculations throw an exception. Moved calculation calling logic to PipingDataNodeController. Added the rest of the required parameters to the PipingData and PipingDataProperties. Related to Issue [WTI-13] git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@86 5a3db67b-de53-47b5-99c8-a1c30a6650e2