allow dig ansible lookups
trying an ansible filter of lookup('dig'...) fails without python-dns RPM
- firewalld
- python-manageiq-client
- java-1.8.0-openjdk-headless
+ - python-dns
- name: download Tower setup
get_url: url=http://releases.ansible.com/ansible-tower/setup/ansible-tower-setup-2.1.1.tar.gz dest=/opt/ force=no
