Change convert strategies to save xls imported forces

DataAccess/DTOs/Converters/ConvertDirection.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DataAccess.DTOs
+{
+    public enum ConvertDirection
+    {
+        FromDTO,
+        ToDTO
+    }
+}