CC-4876: Default interface language setting does not appear to affect text or drop-down menu on login page?

-fixed

airtime_mvc/public/js/airtime/preferences/preferences.js

@@ -111,6 +111,7 @@ $(document).ready(function() {
         $.post(url, {format: "json", data: data}, function(data){
             var json = $.parseJSON(data);
             $('#content').empty().append(json.html);
+            $.cookie("default_airtime_locale", $('#locale').val(), {path: '/'});
             setTimeout(removeSuccessMsg, 5000);
             showErrorSections();
         });