Merge "Use Docker healthchecks for core services"

ansible/group_vars/all.yml

ansible/roles/glance/defaults/main.yml

ansible/roles/glance/handlers/main.yml

ansible/roles/glance/tasks/check-containers.yml

ansible/roles/glance/templates/glance-tls-proxy.cfg.j2

ansible/roles/heat/defaults/main.yml

ansible/roles/heat/handlers/main.yml

ansible/roles/heat/tasks/check-containers.yml

ansible/roles/horizon/defaults/main.yml

ansible/roles/horizon/handlers/main.yml

ansible/roles/horizon/tasks/check-containers.yml

ansible/roles/keystone/defaults/main.yml

ansible/roles/keystone/handlers/main.yml

ansible/roles/keystone/tasks/check-containers.yml

ansible/roles/neutron/defaults/main.yml

ansible/roles/neutron/handlers/main.yml

ansible/roles/neutron/tasks/check-containers.yml

ansible/roles/nova-cell/defaults/main.yml

ansible/roles/nova-cell/handlers/main.yml

ansible/roles/nova-cell/tasks/check-containers.yml