Add Hungarian to the language picker and release notes

app/src/main/res/xml/locales_config.xml

@@ -15,6 +15,7 @@
     <locale android:name="de" />
     <locale android:name="es" />
     <locale android:name="fr" />
+    <locale android:name="hu" />
     <locale android:name="it" />
     <locale android:name="ja" />
     <locale android:name="pl" />