closes-bug:1392260 Setting the gw in the Namespace link local table, to point to gateway ip of left subnet so that packets destined to VM's on private network side will be forwarded to GW address which is owned by Agent/Vrouter

Change-Id: I0831104fdd719268f6d9ecf627282a1921288829
Merge "closes-bug:1392260 Setting the gw in the Namespace link local table, to point to gateway ip of left subnet so that packets destined to VM's on private network side will be forwarded to GW address which is owned by Agent/Vrouter"