features implemented:

- author CRUD on blog posts
- reader R on published blog posts
- comments
- html post body

features to implement:

- activity logger
  - activities to log: blog post creation, edit, removal; comment creation, removal; settings changes?
  - activity logger polymorphic belongs_to a resource (dependent destroy on blog post destruction)
  - aggregation of activities "in last hour: 1post, 3comments, 2edits"

- rss feed of posts

- styling
  - edit styling

features not to implement:

- liquid post body (what dynamic content available?)
- maintenance mode