- use new vpp ref build: 16.09-rc0~322-ga8d77ed~b494_amd64
- build tested by semiweekly job:
https://jenkins.fd.io/view/csit/job/csit-vpp-verify-master-semiweekly/19/
Change-Id: I3bdad840b12ba13224560b3a5bb57414d787c517 Signed-off-by: Jan Gelety <jgelety@cisco.com>