fix #8162 adapt terms to new package structure in TaxEditor
ref #7849: minor
ref #7849: if term selection is null the default value is used -> delete pref from db
save status for distribution editor locally the same as in db
ref #7854: fix exceptions in distribution editor when saving new created descriptions
ref #7854 Implement NatTable for distribution editor
ref #7849: improve DB preference handling and use editorpreferencePredicates keys also for local preferences
ref #7849: harmonize admin and local preferences for distribution editor and use drop down instead of radio buttons