Add merge_results back to Statement processor.
Add merge_results back to Statement processor.

sorgerlab/belpy,bgyori/indra,sorgerlab/indra,johnbachman/indra,bgyori/indra,sorgerlab/indra,sorgerlab/belpy,johnbachman/indra,sorgerlab/indra,bgyori/indra,sorgerlab/belpy,johnbachman/indra