Use Ruby 2.1-compatible hash syntax for boards
This broke the master build, because we only run Ruby 2.1 specs on master. https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/6978 wouldn't help because this is in Haml
This broke the master build, because we only run Ruby 2.1 specs on master. https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/6978 wouldn't help because this is in Haml