Merge branch 'master' into develop
Merge branch 'master' of github.com:CodeforAustralia/public-site into develop
Switch to official Twitter Bootstrap SASS port.

Include the single helper that was being used from the
twitter-bootstrap-rails gem in ApplicationHelper.
Merge pull request #5 from Soliah/issue/twbs-sass

Switch to official SASS port of Twitter Bootstrap
removed foreman and Procfile
updated rails and corrected issues with twitter bootstrap sass
removed image bubble from homepage
assets precompiled