introduced mapping for multiple collectedfrom elements, map ORCID from oaf/odf into Result.Metadata.Author.pid[]
added integration test for VTD parser, reads the datacite collection and provide statistics about the parser performances
passing 'invisible' param to the protobuf builder methods
getting rid of person entities
make pids unique w.r.t. their classid and value, make originalIds unique w.r.t. their value
integrated latest changes from dnet40
codebase used to migrate to java8 the production system