Update scratchr2_settings.py

(Hopefully) adding Feature #1211 on the Bugtracker: http://scratchexp.media.mit.edu/issues/1211
Merge pull request #12 from LiFaytheGoblin/master

Update scratchr2_settings.py -- Looks good! You might want to double check with us before implementing redmine tickets created by Scratchers, we may want to approve them first. But this looks fine - thanks!