#42 Allow TXT records greater than 255 caracteres

[Thomas Legay]

Allow TXT records greater than 255 caracteres

Update the DB size to char(1020)

 elseif($record[3] == "TXT") {
                        $destination = "";
                        foreach (str_split($record[5],255) as $subtxt) {
                                $destination = $destination . ",\n\t\t\t\t\t\"" . $subtxt . "\"";
                        }
                        $destination = "(" . substr($destination,7) . ")";
                }