adblockplusopera: Port UI code from Chrome

locales/da/messages.json

+{
+  "filters_acceptableAds2_label": {
+    "message": "Tillad upåtrængende annoncering delvist"
+  }, 
+  "filters_addSubscriptionAdd_label": {
+    "message": "Tilføj"
+  }, 
+  "filters_addSubscriptionOther_label": {
+    "message": "Tilføj endnu et abonnement"
+  }, 
+  "filters_addSubscription_label": {
+    "message": "Tilføj filterabonnement"
+  }, 
+  "filters_readMore_label": {
+    "message": "Lær mere"
+  }, 
+  "filters_subscription_delete_label": {
+    "message": "Slet"
+  }, 
+  "filters_subscription_enabled_label": {
+    "message": "Aktiveret"
+  }, 
+  "filters_subscription_lastDownload_checksumMismatch": {
+    "message": "Fejlede, checksum matcher ikke"
+  }, 
+  "filters_subscription_lastDownload_connectionError": {
+    "message": "Fejlede, hentningsfejl"
+  }, 
+  "filters_subscription_lastDownload_inProgress": {
+    "message": "Henter..."
+  }, 
+  "filters_subscription_lastDownload_invalidData": {
+    "message": "Fejlede, ikke en gyldig liste over filtre"
+  }, 
+  "filters_subscription_lastDownload_invalidURL": {
+    "message": "Fejlede, ikke en gyldig adresse"
+  }, 
+  "filters_viewList_label": {
+    "message": "Vis liste"
+  }, 
+  "global_remove_subscription_warning": {
+    "message": "Vil du virkelig fjerne dette abonnement?"
+  }, 
+  "global_subscription_invalid_location": {
+    "message": "Filterlistens placering er hverken en gyldig URL eller et gyldigt filnavn."
+  }, 
+  "name": {
+    "message": "Adblock Plus (Beta)"
+  }, 
+  "overlay_hideplaceholders_label": {
+    "message": "Skjul blokerede emners pladsholder"
+  }, 
+  "subscriptionSelection_location_label": {
+    "message": "Filterlistens placering:"
+  }, 
+  "subscriptionSelection_subscriptionSelector_label": {
+    "message": "Vælg et filterabonnement fra listen:"
+  }, 
+  "subscriptionSelection_title_label": {
+    "message": "Abonnementstitel:"
+  }
+}