Testcases WD review of use of "namespace"

ACTION: daveb to check test cases document and edit accordingly
(context: http://www.w3.org/2003/02/28-rdfcore-irc#T16-40-23)
from Minutes of RDFCore WG Telecon 2003-02-24

There are no mentions of namespace apart from in the names (URIs) of
tests.

Dave