Quick JATS first draft.
Merge pull request #173 from gnott/tweaks

Tweaks
Merge branch 'master' of github.com:gnott/elife-poa-xml-generation into jats
JATS namespace changes.
Remove license-type attribute.
Remove "Copyright" word but keep the copyright symbol.
Change affiliation department.
issn publication-format
Add dtd version to root element.
Bug fix department tag change.
Delete old temporary JATS generator, now the changes are integrated.
Set xml_generation back to using the original generate function.
Change looking for pub-date date-type="epub" to pub-date pub-type="pub".
Testing generate crossref with JATS (no code changes required).
Special case of formatting Computational and systems biology into Pubmed keywords.
Merge pull request #174 from gnott/computational-biology

Special case of formatting Computational and systems biology into Pubmed...
Tweak.
Merge pull request #176 from gnott/jats

Jats