ref #6925 Update factual data part title
ref #6595 refactor selection handling to migrated name editor
Merge branch 'develop' into nameEditorE4
ref #6907 migrate remaining handlers
ref #6923: selection in moveDescriptionToOtherTaxonHandler is of type FeatureNodeContainer not Description
ref #6595 Use only e4 handler for opening name editor
ref #6907 remove unused exception
ref #6908 #6907 refactor abstract viewer class
ref #6907 Disable move description operations for specimen editor
ref #6907, #6906 Remove multi-select from media and factual data view
ref #6907 Filter menu item visibility
ref #6907 Show factual data for derivatives
ref #6907 Fix NPE in move factual data operations
ref #6907 Migrate factual data view