Can output photo_url using Nokogiri.
Merge pull request #5 from kyeh/front-page

photo_url migration
Winner visible on front page without hover
Merge remote-tracking branch 'origin/master' into mechanize-nokogiri
Add csv files and mechanize script
Merge pull request #6 from kyeh/mechanize-nokogiri

Add csv files and mechanize script to produce image urls
Merge remote-tracking branch 'origin/master' into front-page
Quiz flow works