EDIT

Updating develop poms back to pre merge state

updating develop poms to master versions to avoid merge conflicts

change v in develop poms 4.16->5.1

updating poms for 4.16.0-SNAPSHOT development

ref #6752 stricter handling of Reference.setDatePublished (only for calling methods)

ref #7334 error handling in update script for pp synonyms

ref #6752 strictly use VerbatimTimePeriod where possible

add annoations to FullCoverageDataGenerator Registration

add partial misapplied name to test data

ref #6588 include ExternalLink in FullCoverageDataGenerator and some new factory method