Trace logger calls were adde in limit curve calculator

StructureHelperCommon/Models/Loggers/ILogger.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StructureHelperCommon.Models.Loggers
+{
+    public interface ILogger
+    {
+        void Fatal(string message);
+    }
+}