Drops useless WebDAV authentication hash updates

tracim/tracim/command/user.py

 
         try:
             user = User(email=login, password=password, **kwargs)
-            user.update_webdav_digest_auth(password)
             self._session.add(user)
             self._session.flush()
 
     def _update_password_for_login(self, login, password):
         user = self._user_api.get_one_by_email(login)
         user.password = password
-        user.update_webdav_digest_auth(password)
         self._session.flush()
         transaction.commit()
 

tracim/tracim/controllers/admin/user.py

             tg.redirect(next_url)
 
         user.password = new_password1
-        user.update_webdav_digest_auth(new_password1)
         pm.DBSession.flush()
 
         tg.flash(_('The password has been changed'), CST.STATUS_OK)

tracim/tracim/controllers/user.py

             tg.redirect(redirect_url)
 
         current_user.password = new_password1
-        current_user.update_webdav_digest_auth(new_password1)
         pm.DBSession.flush()
 
         tg.flash(_('Your password has been changed'))