EDIT

ref #7095 add excel export

ref #7095, #7086 Persist WS with descriptions

ref #7095 Add display converter to matrix editor

ref #7095 Make matrix editable vie DetailsView

ref #7095 Add editor capabilities to character matrix editor

ref #7086 Fix potential NPEs

ref #7095 Open character matrix with WS as input

ref #7086 Initialize UI elements with WS params

ref #7086 Do not open WS editor for null selection

ref #7086 Fix potential ClassCastException