Merge "add baremetal role to install kolla deps."

ansible/inventory/multinode

ansible/kolla-host.yml

ansible/roles/baremetal/defaults/main.yml

ansible/roles/baremetal/tasks/append_to_etc_hosts.yml

ansible/roles/baremetal/tasks/bootstrap-servers.yml

ansible/roles/baremetal/tasks/install.yml

ansible/roles/baremetal/tasks/main.yml

ansible/roles/baremetal/tasks/post-install.yml

ansible/roles/baremetal/tasks/pre-install.yml

ansible/roles/baremetal/templates/docker_apt_repo.j2

ansible/roles/baremetal/templates/docker_defaults.j2

ansible/roles/baremetal/templates/docker_systemd_service.j2

ansible/roles/baremetal/templates/docker_yum_repo.j2

ansible/roles/prechecks/tasks/service_checks.yml

etc/kolla/passwords.yml

kolla/cmd/genpwd.py

releasenotes/notes/kolla-host-584270e3aee6dfd6.yaml

tools/kolla-ansible