Looks like this was added by accident when pwendell merged a commit back in September: fe2b1d6a20
Author: Kay Ousterhout <kayousterhout@gmail.com>
Closes#6485 from kayousterhout/SPARK-7933 and squashes the following commits:
7c6164a [Kay Ousterhout] [SPARK-7933] Remove Patrick's username/pw from merge script
(cherry picked from commit 66c49ed60d)
Signed-off-by: Patrick Wendell <patrick@databricks.com>