PATCH: Don't reveal version in SMTP greeting

[Gordon Rowell]

Although useful for debugging, I don't think we should disclose the 
version number. I'd also be happy (or is that happier?) with:

220 $me ESMTP ready
Gordon


--- lib/Qpsmtpd/SMTP.pm.orig    2005-07-02 17:00:52.000000000 +1000
+++ lib/Qpsmtpd/SMTP.pm 2005-07-02 17:03:30.000000000 +1000
@@ -104,8 +104,8 @@
       return $rc;
     }
     elsif ($rc != DONE) {
-      $self->respond(220, $self->config('me') ." ESMTP qpsmtpd "
-          . $self->version ." ready; send us your mail, but not your 
spam.");
+      $self->respond(220, $self->config('me') .
+       " ESMTP qpsmtpd ready; send us your mail, but not your spam.");
       return DONE;
     }
 }