Bump rubocop to 0.42.0 (!6354) · Merge requests · GitLab.org / GitLab FOSS · GitLab

Do not update/delete: Banner broadcast message test data

Do not update/delete: Notification broadcast message test data

Robert Speicher requested to merge rs-update-rubocop into master Sep 14, 2016

Also updates .rubocop_todo.yml for the latest cops.