MacroStabilityInwardsPreconsolidationStressPropertiesUnderSurfaceLineTest.cs

- Added a PreconsolidationStress class on the RT side: -- Used to represent the preconsolidation stresses of a soil profile 2D which is sent to the kernel for calcultions -- Introduced a folder "MacroStabilityInwardsSoilUnderSurfaceLine" to group all the classes that are used for the view and kernel logic --- Moved all <X>UnderSurfaceLine objects to folder
Related to Issue [WTI-1341]


git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@11668 5a3db67b-de53-47b5-99c8-a1c30a6650e2

Former-commit-id: a8e702521d32c8d45d5ab0f72d013f4c2ae99aec
Former-commit-id: 1417824f396cea20d81b53129b7f45554d2a6a00