* Added custom confirmation email
* Removed old code and reorganized the packaged templates
* Revisited the subscription, confirmation and welcome configuration
* Reorganized some admin pages
* Changed scheduler related messages
* Added preview to the confirmation page
* Added the forms menu to make the configuration clearer
* Fixed unsubscription page preview with multilanguage plugins
* Fixed profile edit page preview with multilanguage plugins
* Added a few new values to the system page