Sweeping changes to system test suite

bin/tests/system/dnssec/ns3/named.conf

@@ -1,3 +1,5 @@
+// NS3
+
 options {
 	pid-file "named.pid";
 	listen-on { 10.53.0.3; };
@@ -12,6 +14,7 @@ zone "." {
 
 zone "example" {
 	type slave;
+	masters { 10.53.0.2; };
 	file "example.bk";
 };