Ensures kwargs compatibility with ident.find_nameid method.

Author: Florent

src/saml2/mongo_store.py

@@ -153,7 +153,8 @@ def store(self, ident, name_id):
         self.mdb.store(ident, name_id=to_dict(name_id, ONTS.values(), True))
 
     def find_nameid(self, userid, nformat=None, sp_name_qualifier=None,
-                    name_qualifier=None, sp_provided_id=None):
+                    name_qualifier=None, sp_provided_id=None, **kwargs):
+        # reset passed for compatibility kwargs for next usage
         kwargs = {}
         if nformat:
             kwargs["name_format"] = nformat