- use new vpp ref build: 17.04-rc0~25-gfdc62ab~b1650_amd64
- build tested by semiweekly job:
https://jenkins.fd.io/job/csit-vpp-verify-master-semiweekly/1070/
Change-Id: I7eadc339053cfeff99103308660933eb3362f046 Signed-off-by: Jan Gelety <jgelety@cisco.com>