materio-base-d7/sites/all/modules/contrib/seo/metatag/metatag_dc/metatag_dc.install

<?php
/**
 * @file
 * Installation and update scripts for metatag_dc_advanced.
 */

/**
 * The Dublic Core Additional Tags meta tags are now in a new submodule.
 */
function metatag_dc_update_7100() {
  drupal_set_message(t('The Dublic Core Additional Tags meta tags have been moved into the new "Metatag: Dublin Core Advanced" submodule.'));
}