- Add a config INI that uses environment variables (#234)
- Comment out assertion for testing postgres notifications count (#238)
- Correct errors due to cnx-epub changes
- Rename cssselect2 to cnx-cssselect2
- Add Sentry integration for exception tracking (#243)
- Avoid double encoding when publishing content. This is in
  association with ``cnx-epub>=0.15.3`` (#244)