bump ruby version on travis so rails tests work

Author: Gregg Van Hove

.travis.yml

@@ -4,7 +4,7 @@ script: DISPLAY=:99.0 bundle exec rake
 addons:
   sauce_connect: true
 rvm:
-- 2.0.0
+- 2.1.0
 env:
   global:
   - secure: i8arxYVwMt/vp8a5RugpE+edkCg1G+wQ1WdCbdiKPhDZEcMh6f9vETvcsY9W94xY7yTBNSrZ+jNkz5ZQrGfiq1HllKxSjZBXv0pJ+wyxuFHl7hSib1OCzEImk0lHVryX7A7iO4u1GzZ+jmiVyKL7uEjD6CokphOpwnYpBln8jlg=