Update the NVMe-oF getting started guide.
Added the infiniband/RDMA verbs and RDMA NIC configuration.
Also added a configuration section for Core Assignment.
Change-Id: I6f98a2156ca5c6050fecfbfb9afa797492fbf16d
Signed-off-by: John Kariuki <John.K.Kariuki@intel.com>