D-Net

introducing scm definition

#1022 introducing PMC extracted document metadata collapser removing duplicates before sending output to PMC citation ingestion module

fixing unit tests

#577 renaming origins to matched and ingested

#577 introducing PMCCitationCollapser unit test

#577 fixing PMC citations collapser by executing toString() on text when retrieving map value

updating job.properties

updating job.properties

#577 introducing PMC citations collapser

introducing embedded integration test entry