renamed model field and added a datetime field
diff --git a/Allura/allura/model/auth.py b/Allura/allura/model/auth.py
index f157a35..6fe551d 100644
--- a/Allura/allura/model/auth.py
+++ b/Allura/allura/model/auth.py
@@ -84,7 +84,9 @@
     confirmed = FieldProperty(bool, if_missing=False)
     nonce = FieldProperty(str)
     valid_address = FieldProperty(bool, if_missing=None)
-    address_details = FieldProperty(S.Anything, if_missing=None)
+    valid_details = FieldProperty(S.Anything, if_missing=None)
+    valid_check_date = FieldProperty(datetime, if_missing=None)
+
     @classmethod
     def get(cls, **kw):
         '''Equivalent to Ming's query.get but calls self.canonical on address