<configure
    xmlns="http://namespaces.zope.org/zope"
    xmlns:browser="http://namespaces.zope.org/browser">

  <browser:viewlet  
      name="plone.app.i18n.locales.languageselector"
      manager="plone.app.layout.viewlets.interfaces.IPortalTop"
      class=".selector.LanguageSelector"
      permission="zope2.View"
      />

</configure>
