EDIT

fix #7728 Fix initialisation of form toolkit in DateElement

ref #6850 Fix label for null value

fix #7717: color of end fields in partial element are grey if disabled

ref #7717: parse field should not be updated if it is the event source

fix #7726 Change label of abbrev cache

cleanup

fix #7717: add continued flag to timeperiod ui

fix #7715: set title to reference and remove selection dialog for type of original source

ref #7706: add warning if media is referenced by more than one object

fix #7715 Show sources for descriptions in DetailsView