edx/edx-ora2 — pull request #623 by dmitchell (2014-09-02 19:58:49+00:00)
Title: Don't use published_date to figure out if xblock is published

ask the modulestore if it's published
LMS-11184

The merge of this needs to be synchronized with the merge of https://github.com/edx/edx-platform/pull/5001

@stephensanchez please review