Update of VPP_STABLE_VER files and DPDK_STABLE_VER file

Update of VPP_STABLE_VER files and DPDK_STABLE_VER file

- use new vpp ref build - ubuntu 16.04:
  17.07-rc0~330-g8c55b37~b2435_amd64

- use new vpp ref build - centos7:
  17.07-rc0~330_g8c55b37~b2433.x86_64

- use new DPDK version:
  17.05-vpp5

- builds tested by semiweekly jobs:
  https://jenkins.fd.io/view/csit/job/csit-vpp-verify-master-ubuntu1604-semiweekly/43/
  https://jenkins.fd.io/view/csit/job/csit-vpp-verify-master-centos7-semiweekly/43/

Change-Id: Ie4e8b6fc8ff588eac0e3c6385c3335565ae87355
Signed-off-by: Jan Gelety <jgelety@cisco.com>