Multiple settlement options. Upgrade SQL Script included.

Tanshu.Accounts.Contracts/Attributes/AllowNullAttribute.cs

@@ -1,18 +1,16 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 
-namespace Tanshu.Accounts.Contracts
+namespace Tanshu.Accounts.Contracts.Attributes
 {
     [AttributeUsage(AttributeTargets.Field | AttributeTargets.Property)]
     public class AllowNullAttribute : Attribute
     {
-        private string message = string.Empty;
+        private string _message = string.Empty;
+
         public string Message
         {
-            get { return message; }
-            set { message = value; }
+            get { return _message; }
+            set { _message = value; }
         }
     }
-}
+}

Tanshu.Accounts.Contracts/Attributes/DisplayAttribute.cs

@@ -0,0 +1,19 @@
+using System;
+
+namespace Tanshu.Accounts.Contracts
+{
+    [AttributeUsage(AttributeTargets.Field | AttributeTargets.Property)]
+    public class DisplayAttribute : Attribute
+    {
+        public DisplayAttribute(string name, bool showInChoices, int group)
+        {
+            Name = name;
+            ShowInChoices = showInChoices;
+            Group = group;
+        }
+
+        public string Name { get; set; }
+        public int Group { get; set; }
+        public bool ShowInChoices { get; set; }
+    }
+}