Set predicted_class attribute for timex-timex relations, so we don't get into trouble with helper.output.
Merge branch 'master' into global-model-closure-with-deny-rules-and-inverse-consistency-and-more-dense-data
Print changed relations.
Merge branch 'master' into global-model-closure-with-deny-rules-and-inverse-consistency-and-more-dense-data
Small change to bring tests and real code into balance.
Merge branch 'master' into global-model-closure-with-deny-rules-and-inverse-consistency-and-more-dense-data
Wrong interface usage caused no creation of complex closure.