TR: Local routes not appeared on deletion of VPN
-Datapath broken when router dissociated from VPN
-Enables tentative fixes to ensure clean up of datapath
on removal of an external VPN, when routers are present in it.
-Similarly enables a tentative fix to ensure clean up of datapath
on disassociation of routers from a VPN.
Change-Id: I224d39b33181d52c1332b1548a91eee167814a85
Signed-off-by: Suraj Ranjan <suraj.ranjan@ericsson.com>
Co-Authored-By: Vivekanandan Narasimhan <n.vivekanandan@ericsson.com>