Djangorestframework-reactive

================

Fixed
-----
- Retry taking the observer lock before evaluation on IntegrityError due
to concurrent observer creation


================

================

Fixed
-----
- Do not mutate received update message in client consumer
- Use a bounded cache with LRU eviction policy for executors


================

================

Fixed
-----
- Do not generate notification messages when there are no updates


================

================

Fixed
-----
- Fix IntegrityError on concurrent evaluations


================

================

Fixed
-----
- Rewrite query interceptor to properly handle multiple threads


================

================

Added
-----
- Add ``clearobservers`` management command which clears all observer
state from the database.

Fixed
-----
- Fix viewsets without dependencies returning no results
- Fix issues with handling observer subscribers


================