Add support of Italian, Turkish, Russian, Dutch, Croatian, Polish locales

Author: jackycute

app.js

@@ -94,7 +94,7 @@ app.use(helmet.hsts({
 }));
 
 i18n.configure({
-    locales: ['en', 'zh', 'fr', 'de', 'ja', 'es', 'el', 'pt'],
+    locales: ['en', 'zh', 'fr', 'de', 'ja', 'es', 'el', 'pt', 'it', 'tr', 'ru', 'nl', 'hr', 'pl'],
     cookie: 'locale',
     directory: __dirname + '/locales'
 });

public/views/index.ejs

@@ -154,6 +154,12 @@
                             <option value="es">Español</option>
                             <option value="el">Ελληνικά</option>
                             <option value="pt">Português</option>
+                            <option value="it">italiano</option>
+                            <option value="tr">Türkçe</option>
+                            <option value="ru">Русский</option>
+                            <option value="nl">Nederlands</option>
+                            <option value="hr">hrvatski jezik</option>
+                            <option value="pl">język polski</option>
                         </select>
                     </div>
                 </div>