allow SPF-includes like_spf.google.com

Florian Schaal

2014-12-16 f4a8466316036ec433870c2860370e4e9485a2d5

 interface/web/dns/dns_spf_edit.php

@@ -202,7 +202,7 @@
      if (!empty($spf_domain)) {
         $rec = split(' ', $spf_domain);
         foreach ($rec as $domain) {
            if (preg_match('/^[a-zA-Z0-9\\.\\-\\*]{0,64}$/', $domain))
            if (preg_match('/_^[a-zA-Z0-9\\.\\-\\*]{0,64}$/', $domain))
               $spf_record[] = 'include:' . $domain;
            else {
               if (isset($app->tform->errorMessage )) $app->tform->errorMessage .= '<br/>' . $app->tform->wordbook["spf_invalid_domain_txt"]. $domain;