Implement server-side rollback, for daemon versions that support this
Implement server-side rollback, for daemon versions that support this

Server-side rollback can take advantage of the rollback-specific update
parameters, instead of being treated as a normal update that happens to
go back to a previous version of the spec.

Signed-off-by: Aaron Lehmann <8ecfc6017a87905413dcd7d63696a2a4c351b604@docker.com>

Zebrilee/cli,ashfall/cli,docker/cli,cpuguy83/cli,riyazdf/cli,redpanda/cli,e11137/cli,gdevillele/cli,allencloud/cli,thaJeztah/cli,thaJeztah/cli,dnephin/cli,dnephin/cli,riyazdf/cli,ashfall/cli,allencloud/cli,redpanda/cli,Zebrilee/cli,docker/cli,e11137/cli,cpuguy83/cli