Update for Fall 2013 semester
check for event
also set has_new_docs flag for docs that didnt get uploaded
fix for unuploaded dropbox files
dont throw error when cant fetch a courses docs
log dropbox copy errors
improve error logging to fix docs:push
log upload to master errors
blame jared! regression introduced into rake task. now fixed.
Bug fix for dup version handling
Switch from memcached on heroku to memcachier