ref #7010 Adapt bulk editor handlers for multiple selection
ref #7439 Propagate row selection of nattable
ref #7227: check for empty selection for menu creation
multiple selection for changeAcceptedTaxonAsSynonym and improve multiple selection in bulkeditor
ref #6932 enhancements for bulk editor
ref #6932 Migrate merge handlers
ref #6932 Refactor merge annotating
ref #6932 Migrate bulk editor handlers and add annotation merge support
ref #6932 Migrate bulk context menu (non-functional)