Add Dutch translations.

isso/js/app/i18n.js

@@ -1,4 +1,4 @@
-define(["app/config", "app/i18n/de", "app/i18n/en", "app/i18n/fr", "app/i18n/ru", "app/i18n/it", "app/i18n/eo", "app/i18n/sv"], function(config, de, en, fr, ru, it, eo, sv) {
+define(["app/config", "app/i18n/de", "app/i18n/en", "app/i18n/fr", "app/i18n/ru", "app/i18n/it", "app/i18n/eo", "app/i18n/sv", "app/i18n/nl"], function(config, de, en, fr, ru, it, eo, sv, nl) {
 
     "use strict";
 
@@ -9,6 +9,7 @@ define(["app/config", "app/i18n/de", "app/i18n/en", "app/i18n/fr", "app/i18n/ru"
         case "eo":
         case "it":
         case "sv":
+        case "nl":
             return function(msgs, n) {
                 return msgs[n === 1 ? 0 : 1];
             };
@@ -46,7 +47,8 @@ define(["app/config", "app/i18n/de", "app/i18n/en", "app/i18n/fr", "app/i18n/ru"
         fr: fr,
         it: it,
         ru: ru,
-        sv: sv
+        sv: sv,
+        nl: nl
     };
 
     var plural = pluralforms(lang);

isso/js/app/i18n/nl.js

@@ -0,0 +1,30 @@
+define({
+    "postbox-text": "Type reactie hier (minstens 3 karakters)",
+    "postbox-author": "Naam (optioneel)",
+    "postbox-email": "E-mail (optioneel)",
+    "postbox-website": "Website (optional)",
+    "postbox-submit": "Versturen",
+
+    "num-comments": "Één reactie\n{{ n }} reacties",
+    "no-comments": "Nog geen reacties",
+
+    "comment-reply": "Antwoorden",
+    "comment-edit": "Bewerken",
+    "comment-save": "Opslaan",
+    "comment-delete": "Verwijderen",
+    "comment-confirm": "Bevestigen",
+    "comment-close": "Sluiten",
+    "comment-cancel": "Annuleren",
+    "comment-deleted": "Reactie verwijderd.",
+    "comment-queued": "Reacties in de wachtrij voor goedkeuring.",
+    "comment-anonymous": "Anoniem",
+    "comment-hidden": "{{ n }} verborgen",
+
+    "date-now": "nu",
+    "date-minute": "een minuut geleden\n{{ n }} minuten geleden",
+    "date-hour": "een uur geleden\n{{ n }} uur geleden",
+    "date-day": "gisteren\n{{ n }} dagen geleden",
+    "date-week": "vorige week\n{{ n }} weken geleden",
+    "date-month": "vorige maand\n{{ n }} maanden geleden",
+    "date-year": "vorig jaar\n{{ n }} jaar geleden"
+});