pdnsadmin punycode accept

diff -r pdns/global.php pdns.original/global.php
559c559
<       if( ( mb_eregi( "^[0-9a-z]([-.]?-?[0-9a-z])*\\.[a-z]{2,4}$", $domain ) ) && ( strlen($domain) <= 64 ) ) {
---
>       if( ( mb_eregi( "^[0-9a-z]([-.]?[0-9a-z])*\\.[a-z]{2,4}$", $domain ) ) && ( strlen($domain) <= 64 ) ) {