Configurability is important

[cookrn]

• Kernel class that calls systemu
• Playbook::Runner binary name/path
• See: https://github.com/ansible/ansible/blob/v1.4.4/docs/man/man1/ansible-playbook.1.asciidoc.in
• See: http://docs.ansible.com/playbooks_intro.html
• Extra command line variables
• Hosts