- Fix slug uniqueness check in TranslatedAutoSlugifyMixin
- Move to python-slugify instead of Django slugify for slug generation
- Adds I18NSitemap helper class
- adds get_admin_url() and get_object_from_request() utility methods
- Fixes an issue where a None could be returned from get_slug_max_length()
- Fixes an issue relating to language names that include unicode symbols
- Adds models.TranslatedAutoSlugMixin