Add UserName to IReportable.cs

Interfaces/IReportable.cs

@@ -24,4 +24,9 @@ public interface IReportable
     /// The ID of an Entity that is beeing reported. This is used to determine the exact entity being reported.
     /// </summary>
     public int EntityID { get; }
+
+    /// <summary>
+    /// The UserName of the user who published the Entity (and who should be held accountible for that Entity).
+    /// </summary>
+    public string UserName { get; } 
 }