- use new vpp ref build: 17.04-rc0~64-gf952692~b1689_amd64
- build tested by semiweekly job:
https://jenkins.fd.io/job/csit-vpp-verify-master-semiweekly/1072/
Change-Id: I6e760f4145ee5c31f34f725c9d9d923575688410 Signed-off-by: Jan Gelety <jgelety@cisco.com>