The WikimediaMessages extension adds Wikimedia-specific internationalisation messages and grammar, as well as Wikimedia-specific overrides for license and other legal-related messages.
$IP/extensions/WikimediaMessages/
(where $IP
is your root wiki install)wfLoadExtension( 'WikimediaMessages' );
to the end of your LocalSettings.php
WikimediaMessages is distributed under the GNU General Public License 2.0 or later.
For more information see https://www.mediawiki.org/wiki/Extension:WikimediaMessages.