Credit Mark Lango for patch submitted.

diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 002a5f93ce2ec2cfacccc59778bdd8b84a2d6379..63e6624230f8049fe2406ec6edefc49a9daa26e9 100644 (file)
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -1,3 +1,6 @@
 Thanks to the people listed here for their patches!
 
-Thomas Bohmbach, Jr  -- GAE fixes
+Thomas Bohmbach, Jr
+    - GAE fixes
+Mark Lango  
+    - Ignore key arguments with value of None