4362. [func] Changed rndc reconfig behaviour so that newly added

zones are loaded asynchronously and the loading does
			not block the server. [RT #41934]

bin/tests/system/rndc/ns6/named.args

@@ -0,0 +1,3 @@
+# teardown of a huge zone with tracing enabled takes way too long 
+# -m none is set so that stop.pl does not timeout
+-X named.lock -m none -T clienttest -c named.conf -d 99 -g -U 4

bin/tests/system/rndc/ns6/named.conf.in

@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2015  Internet Systems Consortium, Inc. ("ISC")
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+controls { /* empty */ };
+
+options {
+	port 5300;
+	pid-file "named.pid";
+	listen-on { 10.53.0.6; };
+	listen-on-v6 { none; };
+	recursion no;
+};
+
+key rndc_key {
+	secret "1234abcd8765";
+	algorithm hmac-sha256;
+};
+
+controls {
+	inet 10.53.0.6 port 9953 allow { any; } keys { rndc_key; };
+};