Add beam shear analysis converting from DTO

DataAccess/DTOs/Converters/Materials/IMaterialSafetyFactorDTOLogic.cs

@@ -0,0 +1,10 @@
+using StructureHelperCommon.Models.Materials.Libraries;
+
+namespace DataAccess.DTOs
+{
+    public interface IMaterialSafetyFactorDTOLogic
+    {
+        IMaterialPartialFactor GetNewPartialFactorByOld(IMaterialPartialFactor partialFactor);
+        IMaterialSafetyFactor GetNewSafetyFactorByOld(IMaterialSafetyFactor safetyFactor);
+    }
+}