Add support for Finnish translations

src/headless/converse-core.js

@@ -132,12 +132,13 @@ const DEFAULT_SETTINGS = {
     geouri_regex: /https\:\/\/www.openstreetmap.org\/.*#map=[0-9]+\/([\-0-9.]+)\/([\-0-9.]+)\S*/g,
     geouri_replacement: 'https://www.openstreetmap.org/?mlat=$1&mlon=$2#map=18/$1/$2',
     idle_presence_timeout: 300, // Seconds after which an idle presence is sent
+    i18n: 'en',
     jid: undefined,
     keepalive: true,
     loglevel: 'info',
     locales: [
-        'af', 'ar', 'bg', 'ca', 'cs', 'de', 'eo', 'es', 'eu', 'en', 'fr', 'gl',
-        'he', 'hi', 'hu', 'id', 'it', 'ja', 'nb', 'nl', 'mr', 'oc',
+        'af', 'ar', 'bg', 'ca', 'cs', 'de', 'eo', 'es', 'eu', 'en', 'fi', 'fr',
+        'gl', 'he', 'hi', 'hu', 'id', 'it', 'ja', 'nb', 'nl', 'mr', 'oc',
         'pl', 'pt', 'pt_BR', 'ro', 'ru', 'tr', 'uk', 'vi', 'zh_CN', 'zh_TW'
     ],
     message_carbons: true,