XENVIF #29

Remove erroneous #if 0s
Re-order refine because it vapourizes the SDV summary log

Signed-off-by: Ben Chalmers <Ben.Chalmers@citrix.com>
Merge pull request #44 from benchalmers/xenvif29

XENVIF #29

Approved-By: Ben.Chalmers@citrix.com