remove another declaration of topbar color
remove another declaration of topbar color

travis-ci/travis-web,2947721120/travis-web,2947721120/travis-web,fauxton/travis-web,travis-ci/travis-web,fauxton/travis-web,fauxton/travis-web,fotinakis/travis-web,fotinakis/travis-web,travis-ci/travis-web,fauxton/travis-web,fotinakis/travis-web,travis-ci/travis-web,2947721120/travis-web,fotinakis/travis-web,2947721120/travis-web