Fixed dead apache download link
Fixed dead apache download link

www-us.apache.org no longer works, the new URL is archive.apache.org,
the rest of the URL works fine.

leungmanhin/relex,AmeBel/relex,AmeBel/relex,leungmanhin/relex,linas/relex,opencog/relex,AmeBel/relex,opencog/relex,opencog/relex,leungmanhin/relex,linas/relex,linas/relex