Change container name to simulator in CSITs

Changed the container name of message-router to simulator.  Also
introduced aliases for aai-sim, so-sim, etc.

Issue-ID: POLICY-3384
Change-Id: Ife8c7c69d2342f256d6bcfb0d6704734472b5554
Signed-off-by: Jim Hahn <jrh3@att.com>
diff --git a/csit/xacml-pdp/plans/setup.sh b/csit/xacml-pdp/plans/setup.sh
index b9c527e..23ebf6f 100644
--- a/csit/xacml-pdp/plans/setup.sh
+++ b/csit/xacml-pdp/plans/setup.sh
@@ -36,7 +36,7 @@
 POLICY_API_IP=`get-instance-ip.sh policy-api`
 MARIADB_IP=`get-instance-ip.sh mariadb`
 POLICY_PDPX_IP=`get-instance-ip.sh policy-xacml-pdp`
-SIM_IP=`get-instance-ip.sh message-router`
+SIM_IP=`get-instance-ip.sh simulator`
 POLICY_PAP_IP=`get-instance-ip.sh policy-pap`
 
 echo PDP IP IS ${POLICY_PDPX_IP}