Fixed Block Content (8.x-1.4) - en to unknown language translation catalogue (7 entries)

en: Title
target: Yvirskrift

en: Delete
target: Strika

en: List
target: Listi

en: Disabled
target: Óvirkjað

en: Options
target: Setingar

en: Other
target: Annað

en: Block description
target: Lýsing av blokki
