1. add vhost tests (L2XBD, L2XC and IP4BASE) with vring set to 256 and
tuned CFS setting
2. add vhost tests (L2XBD, L2XC and IP4BASE) with vring set to 256 and
default CFS setting
Change-Id: I25aae6839d3e621316d35f5c9525389a6faabd56 Signed-off-by: Jan Gelety <jgelety@cisco.com>