Implemented conversion of SoilLayer2D to PipingSoilLayers Exception is thrown when SoilLayer2D contains vertical edge on X. Implemented PointCollectionHelper to ease the creation of Point3D sets. - Can be used with string or file. - First line is number of rows. - Following lines should count up to that number. - Lines interpreted as a grid with points at the numbers. - Numbers determine order of points in set. - This means that only numbers 0 up till 9 are allowed Related to Issue [WTI-27]