Add unix dependency to xenctrl

Signed-off-by: John Else <john.else@citrix.com>
Update OASIS

Signed-off-by: John Else <john.else@citrix.com>
Add domain_get_runstate_info from xenctrlext

Signed-off-by: John Else <john.else@citrix.com>
Merge pull request #15 from johnelse/add-get_runstate_info

Add domain_get_runstate_info from xenctrlext
Merge pull request #13 from johnelse/unix-dependency

Add unix dependency to xenctrl