full diff: 7c1e88399e...v1.3.0
This also adds back containerd/ttrpc as a dependency, which is referenced by the BuildKit client (indirectly)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
These subcommands were created to allow upgrading a Docker Community
engine to Docker Enterprise, but never really took off.
This patch removes the `docker engine` subcommands, as they added
quite some complexity / additional code.
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>