Disable fresh login check in auth engines that won't support it

data/users/database.py

@@ -5,6 +5,10 @@ class DatabaseUsers(object):
   def federated_service(self):
     return None
 
+  @property
+  def supports_fresh_login(self):
+    return True
+
   def ping(self):
     """ Always assumed to be working. If the DB is broken, other checks will handle it. """
     return (True, None)