ref #9448: remove E4 from file names - adapt fragment.e4xmi
adapt TaxEditor to new package structure for persistence.permission and format.description and some cleanup
adapt TaxEditor to Schema changes v5.8.1
first bits for #3097 (disable editors if a user has insufficient grants for a taxon or taxon node) - TaxonEditor disabled, views still to do
fixing #3096 (visual response if a user is not granted to edit a specific part of the classification tree)