Add to .gitignore

Signed-off-by: John Else <john.else@citrix.com>
Add rrdd interface code

Signed-off-by: John Else <john.else@citrix.com>
Remove rrdd code dependent on xen-api

Signed-off-by: John Else <john.else@citrix.com>
Remove Fhs dependency

Signed-off-by: John Else <john.else@citrix.com>
Add rrdd interface to build

Signed-off-by: John Else <john.else@citrix.com>
camlp4-ify the rrdd code

Signed-off-by: John Else <john.else@citrix.com>
Rewrite Rrdd_client to use the standard xcp helpers

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

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