added self.quiz_results method to quiz_images model
Merge pull request #26 from RossWittenberg/quiz_images

added self.quiz_results method to quiz_images model
css changes
heroku img tag
Merge remote-tracking branch 'origin/css'

Conflicts:
	app/views/users/show.html.erb
Merge branch 'master' into users_controller

Conflicts:
	app/views/users/show.html.erb
merge conflict resolved