'Make this revision the current one for the document'

def make_current(self):

    self.document.title = self.title
    self.document.slug = self.slug
    self.document.html = self.content_cleaned
    self.document.render_max_age = self.render_max_age
    self.document.current_revision = self
    self.document.tags.set(*parse_tags(self.tags))
    self.document.save()
    self.document.populate_attachments()
