remove reference to Intel with dpdk docs

*Changed configure files to say DPDK instead of Intel DPDK
*Changed rpm and deb config files to say DPDK instead of Intel DPDK
*Changed vnet Makefile to say DPDK instead of Intel DPDK

Change-Id: Ic6e3eacf2341af873d4bd2e036d5afa857ca6355
Signed-off-by: Padraig Connolly <padraig.connolly@intel.com>
diff --git a/build-root/rpm/vpp.spec b/build-root/rpm/vpp.spec
index 7f0e2a3..0620234 100644
--- a/build-root/rpm/vpp.spec
+++ b/build-root/rpm/vpp.spec
@@ -43,7 +43,7 @@
 %description lib
 This package contains the VPP shared libraries, including:
 vppinfra - foundation library supporting vectors, hashes, bitmaps, pools, and string formatting.
-dpdk - Intel DPDK library
+dpdk - DPDK library
 svm - vm library
 vlib - vector processing library
 vlib-api - binary API library