missing field added and sort order fixed for #3329 (Implement DNASample for Dataportal display)
layout improvements for typdesignations
layout and output of derivation event type
unifying rendering of OriginalSourceBase; display of determinations and sources for occurrences
most occurrence fields done
switching back to simple occurrence rendering via cdm_derivedUnitFacade
introducing compose_hook()
using theme function for derivedUnitFacade field description list