Allow national Characters in Filter folder names.

tbrehm

2013-03-20 785ba1766a082a55f14e495a8848603b379ca5ff

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<?php
$wb["description_txt"] = 'Description';
$wb["name_txt"] = 'Group';
$wb["name_err"] = 'Group must be min 1, max 30 Chars.';
?>