assigned_to = models.ForeignKey(settings.AUTH_USER_MODEL, null=True, related_name='assignments')
deleted = models.BooleanField(default=False)
tags = models.ManyToManyField(Tag, blank=True)
+ # we need to know if it were ever published (for notifications)
+ published = models.BooleanField(default=False)
# Where to cache searchable stuff from metadata?
# Probably in some kind of search index.