Updated style for feedback message after form submit
The image of the three phones is no long being replaced and scales down to the lowest possible screen width
Boyscout: add (nearly empty) I18N to Batman app
Boyscout: translate all content and render it via I18N

TODO: we should change the JSON files to YML and generate the JSON files
from the assets pipeline instead. This enables us to use the
translations in the server-side tests as well.
Merge branch 'master' into deploy_with_puma

Conflicts:
	app/assets/stylesheets/style.css.scss