cuse: Remove vHost Cuse support

cuse: Remove vHost Cuse support

Support of vHost Cuse interface is not supported
by OVS anymore, so it was removed also from VSPERF.
Cuse can be used with older VSPERF release if needed.

JIRA: VSPERF-376

Change-Id: Id786bddf5fa9dce5706a93de7b089707a60317cd
Signed-off-by: Martin Klozik <martinx.klozik@intel.com>
Reviewed-by: Maryam Tahhan <maryam.tahhan@intel.com>
Reviewed-by: Al Morton <acmorton@att.com>
Reviewed-by: Christian Trautman <ctrautma@redhat.com>
Reviewed-by: Bill Michalowski <bmichalo@redhat.com>