Last modified: 2013-06-05 18:00:44 UTC
<ref> tags have them in data-mw.attrs.group. We need the same behaviour on <reference> tags, so the blocks at least render correctly on the page when references are edited.
Related URL: https://gerrit.wikimedia.org/r/67097 (Gerrit Change I3d2852f2c6a88bf22145add9b2173fd99d152775)
https://gerrit.wikimedia.org/r/67097 (Gerrit Change I3d2852f2c6a88bf22145add9b2173fd99d152775) | change APPROVED and MERGED [by jenkins-bot]