Actually enable the tests...

... of course they don't work just yet

Signed-off-by: David Scott <dave.scott@eu.citrix.com>
All unix clients (like tests) need both io-page.unix and io-page

There is no automatic dependency between the two, because this
triggers a missing symbol error (in the toplevel at least)

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

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