Fix conf xref increment, for contributor to Competing Interest linkages.
Quick entities to unicode conversion during XLS parsing.
Merge pull request #80 from gnott/competing-interests-xref

Fix conf xref increment, for contributor to Competing Interest linkages.
Merge pull request #83 from gnott/tweaks

contrib-group content-type = section
Merge pull request #84 from gnott/entity-decorator

Quick entities to unicode conversion during XLS parsing.