Initial ansible playbook
Change requirements to include ansible

Conflicts:
	README.rst
Alter howto for ansible
Change mysql root password
Use check_implicit_admin in myslq provisioning
remove chef files

Conflicts:
	site-cookbooks/ggrc/recipes/default.rb
Clean up Ansible roles
add nodejs for generating filter query_parser
Add copyright header
Merge pull request #2118 from zidarsk8/feature/move-to-ansible

Feature/move to ansible