* Use correct MPLS exp map for iterator check.
* Use correct MPLS exp map for iterator check.

Change-Id: Ib2c5a2ad3c71757f768a8504812c29a7e3ca876c
Closes-bug:#1602766

tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller