edx/edx-platform — pull request #2090 by sarina (2014-01-06 18:39:11+00:00)
Title: Logging to catch duplicate instructor tasks

@ormsbee do you think this logging is sufficient to help us trace and debug https://edx-wiki.atlassian.net/browse/LMS-1582 since we won't be able to focus other attention on that story this sprint, but releasing the grades download feature widely may mean we hit the issue a few times?