Adapt to my branch of ocaml-xenstore.
Merge pull request #1 from vbmithr/master

Updated with_xs -> immediate, etc...
Update to 0.9.1

Signed-off-by: David Scott <dave.scott@eu.citrix.com>
Adapt to Xs_client_lwt.IO signature.
Merge pull request #2 from vbmithr/mirage-compatible

Adapt to Xs_client_lwt.IO signature.
Update to 0.9.2

Signed-off-by: David Scott <dave.scott@eu.citrix.com>
Regenerate OASIS

Signed-off-by: David Scott <dave.scott@eu.citrix.com>