- use new vpp ref build: 16.09-rc0~371-gc53191d~b2_amd64
- build tested by semiweekly job:
https://jenkins.fd.io/job/csit-vpp-verify-master-semiweekly/1/
Change-Id: I71e22722e051e272f9bf9bb31c145cbf8d0c360d Signed-off-by: Jan Gelety <jgelety@cisco.com>