System.ComponentModel.DataAnnotations

 namespace System.ComponentModel.DataAnnotations {
     public class DisplayFormatAttribute : Attribute {
+        public Type NullDisplayTextResourceType { get; set; }
+        public string GetNullDisplayText();
     }
     public class RangeAttribute : ValidationAttribute {
+        public bool ConvertValueInInvariantCulture { get; set; }
+        public bool ParseLimitsInInvariantCulture { get; set; }
     }
 }