fix fputc wrong order
Finished decoding of manifests

(manifest_new_test): Added; uses a rasqal_literal as ID, not a
uri-like string that might be a blank node either.

(manifest_free_test): Add rest of fields.

(manifest_new_testsuite): Added mf:name, mf:action, rdf:first,
rdf:rest and rdf:nil
Decode RDF collection of tests into test objects.
ws
Fix ownership for test parameters and fields