Django-axes

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- Pass ``request`` as argument to ``AXES_CLIENT_STR_CALLABLE``.
[sarahboyce]

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- Improve ``failures_since_start`` handling by moving the counter incrementation
from non-atomic Python code call to atomic database function.
[okapies]
- Add publicly available ``request.axes_failures_since_start`` attribute.
[okapies]

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- Add configurable lockout HTTP status code responses
with the new ``AXES_HTTP_RESPONSE_CODE`` setting.
[phil-bell]

-------------------

- Improve race condition handling in e.g. multi-process environments by using
``get_or_create`` for access attempt fetching and updates.
[uli-klank]

-------------------

- Add Polish locale.
[Quadric]

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- Fix ``default_auto_field`` warning.
[zkanda]