Date-range scoping for viewer tokens

lang/da.json

@@ -838,6 +838,8 @@
   "share_scope_all": "Alle",
   "share_scope_type_role": "Rolle",
   "share_scope_type_user": "Bruger",
+  "share_date_from": "Emner fra",
+  "share_date_to": "Emner til og med",
   "share_scope_role_lbl": "Rolle",
   "share_scope_user_lbl": "Brugerens e-mail",
   "share_scope_user_placeholder": "alice@skole.dk",

lang/de.json

@@ -838,6 +838,8 @@
   "share_scope_all": "Alle",
   "share_scope_type_role": "Rolle",
   "share_scope_type_user": "Benutzer",
+  "share_date_from": "Elemente ab",
+  "share_date_to": "Elemente bis",
   "share_scope_role_lbl": "Rolle",
   "share_scope_user_lbl": "Benutzer-E-Mail",
   "share_scope_user_placeholder": "alice@schule.de",

lang/en.json

@@ -838,6 +838,8 @@
   "share_scope_all": "All",
   "share_scope_type_role": "Role",
   "share_scope_type_user": "User",
+  "share_date_from": "Items from",
+  "share_date_to": "Items until",
   "share_scope_role_lbl": "Role",
   "share_scope_user_lbl": "User email",
   "share_scope_user_placeholder": "alice@school.dk",