Implement QueryExports in luxid

...by handling as a classical query, using that queries for
export are already implemented. Note that QueryExport is slightly
different from other Query* Luxi requests, in that the fields are
not passed with the request, but have a fixed value.

Signed-off-by: Klaus Aehlig <aehlig@google.com>
Reviewed-by: Petr Pudlak <pudlak@google.com>
Remove wildcard luxi operation matching in luxid

In that way, we explicitly name the operations that are not
handled by luxid and explain the reason. In particular, we
can be sure that newly added luxid operations won't be forgotten
in luxid.

Signed-off-by: Klaus Aehlig <aehlig@google.com>
Reviewed-by: Petr Pudlak <pudlak@google.com>
Switch to luxid for RAPI

...now that luxid knows of all RAPI requests.

Signed-off-by: Klaus Aehlig <aehlig@google.com>
Reviewed-by: Petr Pudlak <pudlak@google.com>