ALM-640 use uid in more places
ALM-640 further tweaks of uid support
ALM-640 more consistent use of data attribute for doi
ALM-640 adapted controller tests to new behaviour
ALM-640 added more flexibility on how DOIs are handled
ALM-640 use hid to link mysql to couchdb
ALM-640 don't search by doi, but make it more generic
ALM-640 fixed cucumber tests for hid
ALM-640 use virtual column uid
ALM-640 use uid in source_job
ALM-640 use CONFIG in source_job
ALM-659 added test coverage badge
ALM-640 use fail instead of raise
ALM-640 don't depend on doi in reports
ALM-655 added travis testing for postgres
ALM-655 proper formatting of travis ENV variables
ALM-655 fixed typo in database name
ALM-657 track invalid URIs with Faraday error handler
ALM-657 fixed reserachblogging parsing error
ALM-657 use built-in XML parser with Faraday