Raven

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* [Core] Support for defining `sanitized_keys` on the client (pr/990)
* [Django] Support for Django 2.0 Urlresolver
* [Docs] Several fixes and improvements

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* [Core] Changed default timeout on http calls to 5 seconds
* [Core] Fixed relative paths for traces generated on Windows
* [Django] Fixed import issues for Django projects < 1.7
* [Django] Fixed django management command data option
* [Django/DRF] Added `application/octet-stream` to non-cacheable types in middleware
* [Django] Added parsing X-Forwarded-For for `user.ip_address`
* [Flask] Added `request.remote_addr` as fallback for ip addresses
* [Lambda] Added initial AWS Lambda support with `contrib.awslambda.LambdaClient`

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* [Core] Fixed requirements in setup.py

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* [Core] `get_frame_locals` properly using `max_var_size`
* [Core] Fixed raven initialization when `logging._srcfile` is None
* [Core] Fixed import locking to avoid recursion
* [Django] Fixed several issues for Django 1.11 and Django 2.0
* [Django/DRF] Fixed issue with unavailable request data
* [Flask] Added app.logger instrumentation
* [Flask] Added signal on setup_logging
* [ZConfig] Added standalone ZConfig support
* [Celery] Fixed several issues related to Celery

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* Support both string and class values for ``ignore_exceptions`` parameters.
Class values also support child exceptions.
* Ensure consistent fingerprint for SoftTimeLimitExceeded exceptions
* Add sample_rate configuration
* fix registration of hooks for Django

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* Strip whitespace from DSNs automatically.
* Add `last_event_id` accessor to `Client`.
* Do not require `sys.argv` to be available any more.
* Tags defined on a logging handler will now be merged with individual log record's tags.
* Added explicit support for multidicts in the django client.
* Refactored transports to support multiple URLs. This might affect
you if you have custom subclasses of those. The main change is that
the URL parameter moved from the constructor into the `send` method.
* Corrected an issue with recursive route resolvers which commonly
affected things like django-tastyepie.
* Corrected an issue where Django's HTTP request was not always available
within events.