Deleting the deferred list of ifmap upon stale timer expirty, only if sequnce number of deferred entries is not latest

Change-Id: I69a83f042a1efc532a8fe2cd3e4ecc8476105363
Merge "Deleting the deferred list of ifmap upon stale timer expirty, only if sequnce number of deferred entries is not latest" into R1.10