changed sql-query and make ure that the backup-sub-dir exists

Florian Schaal

2014-01-24 c220da99596c4fbca3a4413dbf880dbfc8fd0121

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<?php
$wb['description_txt'] = 'Descripción';
$wb['name_txt'] = 'Grupo';
$wb['name_err'] = 'El grupo debe tener entre 1 y 30 caracteres.';
?>