Add base model to core, abstract class so it can be extended.
Move AutoAuthorView into core views file
Add comment form
Add view stubs for comments
Add comment model
Add comments and comment form
Add get_context_data to allow a comment form to be added to the context
Add comment form
Use djangos comments
Use django comments
Index comment object_pk field
Add widget tweaks library for friendly rendering of form widgets
Add some core template tags of our own