Sort dropdown button is blank
This effects most (all?) sort dropdowns on master when I run it locally.
The one in the screenshot is
/gitlab-org/gitlab-ce/merge_requests. It also occurs on
/gitlab-org/gitlab-ce/issues and elsewhere. This was introduced sometime between 8.10 and current master.
If you select an item from the dropdown, the button will show, but only as long as the URL parameter exists (e.g.