Don't error out if capitilize helper gets null as an argument
Don't error out if capitilize helper gets null as an argument

mjlambert/travis-web,Tiger66639/travis-web,2947721120/travis-web,mjlambert/travis-web,jlrigau/travis-web,fotinakis/travis-web,Tiger66639/travis-web,2947721120/travis-web,travis-ci/travis-web,fauxton/travis-web,mjlambert/travis-web,jlrigau/travis-web,fotinakis/travis-web,jlrigau/travis-web,travis-ci/travis-web,Tiger66639/travis-web,travis-ci/travis-web,2947721120/travis-web,Tiger66639/travis-web,travis-ci/travis-web,fauxton/travis-web,jlrigau/travis-web,fauxton/travis-web,mjlambert/travis-web,fotinakis/travis-web,fauxton/travis-web,fotinakis/travis-web,2947721120/travis-web