CA-258023: Sort alphabetically classes, class fields and messages, enums and enum members.
CA-258023: Sort alphabetically classes, class fields and messages, enums and enum members.

Signed-off-by: Konstantina Chremmou <a7d1f757a659045fb6db8c1e3849a1c8ad00b97a@citrix.com>

euanh/xen-api,euanh/xen-api,srowe/xen-api,euanh/xen-api,srowe/xen-api,euanh/xen-api,euanh/xen-api,srowe/xen-api,euanh/xen-api,srowe/xen-api,srowe/xen-api