tree 58557b5a30334d6d6760425c50347a7c0af2e7c2
parent 3958b751b5335dc4e5e7c22cac3b7fab4ba14a84
author Charles Chan <rascov@gmail.com> 1531870391 -0700
committer Charles Chan <charles@opennetworking.org> 1532555542 +0000

RouteHandler misbehaved when next hop moves from single location to dual location

sr-device-subnet was not properly maintained and the subnet was not populated
Also implement the unit test for this scenario

Change-Id: I1507ce2457588992ff8aae216339b6bd80c67acd