CP-10072: Update XenCenter with latest C# bindings

Signed-off-by: Mihaela Stoica <mihaela.stoica@citrix.com>
CP-10072: Update XenCenter with latest C# bindings, including the missing FriendlyErrorNames

Signed-off-by: Mihaela Stoica <mihaela.stoica@citrix.com>
Merge pull request #249 from MihaelaStoica/CP-10072

CP-10072: Update XenCenter with latest C# bindings
Merge pull request #250 from xenserver/xs64bit

Xs64bit