Lasier

Changes
* Adds async adapter for Django

Changes
* Fix DjangoAdapter behavior

Changes
* Migrate to poetry
* Update dependencies

Added
* Python 3.10 support

Changes

* Ignore request cache key operations when it is not configured

Changes
* Args `failure_timeout` and `circuit_timeout` of CircuitBreaker to have a default value
* Call `expire` after `incr` to prevent keys on storage without TTL
* Remove unnecessary `storage.add` calls

Added
* Upload to pypi on travis CI
* Expire method on storage interface
* DjangoAdapter an adapter to django cache framework

Added
* Typing hint all classes and functions
* `mypy` and `black` on `make check` recipe (which is runned in each CI job)