Merge pull request #1690 from edx/will/gather-facts-for-security-role

Gather facts so the security role succeeds - into release
Work around for an issue in the Route53 module.

See: https://github.com/ansible/ansible-modules-core/pull/310
Merge pull request #1698 from edx/feanil/lowercase_dns_rel

Work around for an issue in the Route53 module.
Merge pull request #1691 from edx/release

Merge release into master