these values were changed to lowercase in
690cb2d08c,
but not changed accordingly in docker/docker.
this changes the mounttypes to lowercase
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
improve help text for service update remove flags
implement proper merge update of placement flag
more code re-use in update functions using a toRemove set.
Signed-off-by: Daniel Nephin <dnephin@docker.com>
