Last modified: 2014-07-14 12:31:03 UTC
Like what {{DEFAULTSORT: }} does.
Change 144870 had a related patch set uploaded by Jackmcbarn: Warn when DISPLAYTITLE is used more than once https://gerrit.wikimedia.org/r/144870
Change 144870 merged by jenkins-bot: Warn when DISPLAYTITLE is used more than once https://gerrit.wikimedia.org/r/144870
This will be deployed with 1.24wmf14, which will hit Wikipedias on July 24th and most other WMF wikis on July 22nd.