docker/docker — pull request #9585 by jperla (2014-12-09 22:20:21+00:00)
Title: pulldocker command will get an image from registry and dump the image

We found this useful for our cloud so we want to open source it. It could make sense in the main docker codebase so that users who don't or can't have the full docker system running can still use the docker apps.