These changes update the example output for `docker service ps` in the
swarm tutorial's rolling update and node draining sections to match that
produced by 1.12.0: shutdown tasks are listed and the column order and
naming has changed.
Signed-off-by: Ilkka Laukkanen <ilkka@ilkka.io>
Upstream-commit: da56fa26990aa957c9bdc5497b9856f8aff58636
Component: engine