bug #4720 :  In order to fix a security leak in the websites component, the full page of the web pages are not more passed along the request parameters, but only their relative path. Now, the full path is computed within the WeSiteSessionController.
bug #4720 :  Add a verification of the path in javascript before passing the control to the wysiwyg component
bug #4720 : Add a little verification of the path on file upload functionality