Increment iterator
Increment iterator

Change-Id: I5d4c6453ff5da1bfe643ab8081d797a9326beedd
closes-bug: 1555257
(cherry picked from commit 9781495210554138791a92e54402d2b633505a65)

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