- Move *Ringtoets.Piping.Data/IPipingCalculationItem.cs* to *IPipingCalculationItem.cs to Ringtoets.Common.Data/ICalculation.cs* - Now, ICalculationItem derives from ICalculation Related to Issue [WTI-463] git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@2984 5a3db67b-de53-47b5-99c8-a1c30a6650e2