I want to display a timestamp on each BlogPost showing when the post was
last updated. My first attempt at this was to just show the `updated`
timestamp from the TimeStamped superclass. However, this timestamp is
bumped up every time the post is saved for any reason. For instance if a
user
Haven't tried this but I think it should work. It is an extra DB table
but doesn't require monkey patching anything and it can leave in its own
app:
Create a new model called LastUpdate or TimeStamp, with a datetime field
and a generic relation
