* [DEB_EXT,SC] Removed unused code.
* [EVALUATED,SCRIPT_EXT,SC] Two modules were merged. Script stages can now track progress.
* [LIST_EXT,SC] Removed useless predicatecombination/3.
* [ORDSET_EXT,EXT] The returned set in pairs_to_ord_sets/2 is an ordered set (used to be a list).
* [SPARQL_SAMEAS,FIX] Use of stat ('*') for transitive owl:sameAs paths caused DBpedia SPARQL endpoint loop (why?).