Added test for RT #39197. Made the rrl test more
tolerant of minor differences in results due to
timing. Removed the failure override for the rrl
test.
commit 01a15bc80ef4c20171ddfe9b5ceb2ebe008c8e0d
Author: Curtis Blackburn <ckb@isc.org>
Date: Tue Dec 15 15:08:03 2015 -0800
added a new nameserver to the rrl test