feature 2941: add trigger on get_webmaster_mail_address

git-svn-id: http://piwigo.org/svn/trunk@23887 68402e56-0260-453c-a942-63ccdbb3a9ee

include/functions.inc.php

@@ -983,6 +983,8 @@ SELECT '.$conf['user_fields']['email'].'
 ;';
   list($email) = pwg_db_fetch_row(pwg_query($query));
 
+  $email = trigger_event('get_webmaster_mail_address', $email);
+
   return $email;
 }