[MIGRATED] website_forum: migrated website_forum into new api + solved s...

...ome bugs

[IMP] website_forum: removed unnecessary imports
[IMP] website_forum: improved badges access for anonymous user
[IMP] wesite_forum: bug solved for ckeditor
I would remove "self._uid == SUPERUSER_ID" everywhere and set a high karma in the data on the admin user to be sure he can do everything.