This was added in #87 to support Kubernetes, but they no longer
support install via Docker so can remove.
Hopefully we have not started requiring this for anything else.
Signed-off-by: Justin Cormack <justin@specialbusservice.com>
This tags a base Alpine image with the packages we use by finding
the has of the package install manifest and using that to tag
the image on hub.
Hub org needs changing, and not sure how this will work out yet.
Signed-off-by: Justin Cormack <justin.cormack@docker.com>