dotcloud/docker — pull request #2982 by tianon (2013-12-02 04:33:09+00:00)
Title: Update Dockerfile with all-caps INSTRUCTIONS

(as explained in docs as being "convention": http://docs.docker.io/en/latest/use/builder/#format)

We frequently point to the docker Dockerfile as the "canonical example" of how to write a good one, so it should probably follow our best conventions as much as possible. :)