Removed the Todo's and the if's belonging to it as timplementing the ToDo's would result in unwanted change in functionality.Related to Issue [MWDAM-1035]
Moved FactoryForSoilProfiles.cs and FactoryForSurfaceLines.cs from Calculators.Tests to TestHelpers.Moved Physics.cs from Calculators/General to Data/GeneralRelated to Issue [MWDAM-1117]
Moved Categories.cs from Deltares.DamEngine.Calculators.Tests to new project Deltares.DamEngine.TestHelpers because it is needed by Deltares.DamEngine.Interface.Tests as well.Set CanPerformSellmeijer4ForcesDesignPipingVoorbeeld1 to WIP.Added link to Copying.APGL.licenseheader in Deltares.DamEngine.Interface.Tests as well.Related to Issue [MWDAM-1113]
Replaced null propagation (?.) by explicit test on null as this seems not supported by VS 2012. Also added missing comment.Related to Issue [MWDAM-1098]
Implemented the xsd in the code (added StabilityOptions, moved all belonging properties to this and adapted the existing code for this move; implemented the I/O and interface, adapted tests and added tests for new conversion helpers).Related to Issue [MWDAM-1098]
