Connexions/cnx-publishing — pull request #38 by pumazi (2014-09-05 07:05:09+00:00)
Title: Validations for metadata and content references

Addressing cards:
* https://trello.com/c/1FAagXZg/883-perform-archive-module-publish-validations-8-pts
* https://trello.com/c/E3UQOYll/882-perform-collection-publish-validations-4-pts