HTML meta tags (Highwire, Eprints, BE Press)

• https://github.com/HenrikBengtsson/R.rsp/issues/7
• https://github.com/wikimedia/html-metadata
• https://phabricator.wikimedia.org/T118633
• https://wiki.duraspace.org/display/DSDOC4x/Google+Scholar+Metadata+Mappings
• https://www.mendeley.com/import/information-for-publishers/