ets-berkeley-edu/calcentral — pull request #1311 by raydavis (2013-07-24 16:01:15+00:00)
Title: CLC-2182  Make Canvas refresh script more robust

https://jira.media.berkeley.edu/jira/browse/CLC-2182

Also, when I wrote the refresh code, I hadn't fully acclimated to the new convention whereby logger.warn means "something I definitely want in the log file" rather than "an abnormal condition". I have now, though.