Adds a script (copied and modified from Kudu) that attempts
to push any changes to ASF branches from gerrit branches
that have new changes.
Change-Id: I15de939acc4b08a8f01511fffcb6ab1743d09c01
Reviewed-on: http://gerrit.cloudera.org:8080/3468
Reviewed-by: Matthew Jacobs <mj@cloudera.com>
Tested-by: Internal Jenkins