Merge pull request opencontainers#46 from wking/contributing-no-gofmt

CONTRIBUTING: Remove gofmt advice

Author: caniszczyk

CONTRIBUTING.md

@@ -63,10 +63,6 @@ your documentation changes for clarity, concision, and correctness, as
 well as a clean documentation build. See ``docs/README.md`` for more
 information on building the docs and how docs get released.
 
-Write clean code. Universally formatted code promotes ease of writing, reading,
-and maintenance. Always run `gofmt -s -w file.go` on each changed file before
-committing your changes. Most editors have plugins that do this automatically.
-
 Pull requests descriptions should be as clear as possible and include a
 reference to all the issues that they address.