feature 2060: Remove adviser from db structure.

Remove adviser from user_list page and some db queries.

git-svn-id: http://piwigo.org/svn/trunk@8131 68402e56-0260-453c-a942-63ccdbb3a9ee

include/functions_mail.inc.php

@@ -304,7 +304,6 @@ from
 where
   I.user_id =  U.'.$conf['user_fields']['id'].' and
   I.status in (\'webmaster\',  \'admin\') and
-  I.adviser = \'false\' and
   '.$conf['user_fields']['email'].' is not null and
   I.user_id <> '.$user['id'].'
 order by