When trying to add a discogs all-versions release page (such as http://www.discogs.com/JAY-Z-Kanye-West-Watch-The-Throne/master/361232) to the appropriate MB release group (in this case, http://musicbrainz.org/release-group/a96597aa-93b4-4e14-9e6e-03892ab24979), the discogs option is present, the URL auto-corrects, but clicking the "enter edit" button does nothing