Merge "Specify 'become' for all tasks that use kolla_docker module"

ansible/roles/etcd/tasks/config.yml

ansible/roles/etcd/tasks/pull.yml

ansible/roles/freezer/handlers/main.yml

ansible/roles/freezer/tasks/bootstrap_service.yml

ansible/roles/freezer/tasks/config.yml

ansible/roles/freezer/tasks/pull.yml

ansible/roles/glance/handlers/main.yml

ansible/roles/glance/tasks/bootstrap_service.yml

ansible/roles/glance/tasks/config.yml

ansible/roles/glance/tasks/pull.yml

ansible/roles/glance/tasks/rolling_upgrade.yml

ansible/roles/glance/tasks/stop_service.yml

ansible/roles/gnocchi/handlers/main.yml

ansible/roles/gnocchi/tasks/bootstrap_service.yml

ansible/roles/gnocchi/tasks/config.yml

ansible/roles/gnocchi/tasks/pull.yml

ansible/roles/grafana/handlers/main.yml

ansible/roles/grafana/tasks/config.yml

ansible/roles/grafana/tasks/pull.yml

ansible/roles/haproxy/handlers/main.yml