src: add makefiles to clone and build dependencies

src: add makefiles to clone and build dependencies

Add Makefiles to clone and build DPDK and collectd-with-DPDK.

Change-Id: Icb0e95e4b8ad758562bfd009850b9522e7a0418a
Signed-off-by: Maryam Tahhan <maryam.tahhan@intel.com>
Reviewed-by: Christoph Meyer <christoph.meyer@ericsson.com>
Reviewed-by: Bruce Richardson <bruce.richardson@intel.com>
Reviewed-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Reviewed-by: Jarmo Virtanen <jarmo.virtanen@nsn.com>
Reviewed-by: John McNamara <john.mcnamara@intel.com>