* Update sg_id for reverse flow also, upon route notification and then
  evaluate policy. Test case for same.
Closes-bug: #1350312

Change-Id: I1e928d99ec4b31abcf6df0331103d65a26a4d790
Merge "* Update sg_id for reverse flow also, upon route notification and then   evaluate policy. Test case for same. Closes-bug: #1350312" into R1.10