Update XenVif to #7 14946e13a50e0250c8d067ebf854d718695a95cb
Merge pull request #10 from benchalmers/xenvif7

Update XenVif to #7 14946e13a50e0250c8d067ebf854d718695a95cb

Accepted-By: Ben Chalmers <ben.chalmers@citrix.com>