0.6.0

• Fix bug where a 429 without Retry-After would not be honored.
• Fix bug where proxy setting would not fall back to http_proxy for HTTPs traffic.
• A WSGI middleware is now available for catching errors and adding context about the current request to them.
• Using logging.debug("test", exc_info=True) will now attach the current stacktrace if no sys.exc_info is available.
• The Python 3.7 runtime for AWS Lambda is now supported.
• Fix a bug that would drop an event or parts of it when it contained bytes that were not UTF-8 encoded.
• Logging an exception will no longer add the exception as breadcrumb to the exception's own event.