Bind9 should not tell its version into public

A. Täffner · A. Täffner · commit cd8c97fd81c6 · 2017-01-03T09:48:50.000+01:00
diff --git a/install/tpl/named.conf.options.master b/install/tpl/named.conf.options.master
@@ -22,6 +22,8 @@ options {
 	dnssec-validation yes;
 	dnssec-lookaside auto;
 
+	version "DNS managed by ISPConfig";
+	
 	auth-nxdomain no;    # conform to RFC1035
 	listen-on-v6 { any; };
 };
