Comment 2 for bug 1660060

So `greater_than` comes from the patch I made to openstack-ansible-plugins to enable this functionality for the security role. I was able to get a PR into jinja to create a `greatherthan` test, and it looks like this test *just* made it into jinja 2.9.5.

I've had a patch proposed that has been waiting for 2.9.5 to be released:

  https://review.openstack.org/421526