Features
* allow disabling debugger_hook_config
Bug fixes and other changes
* relax urllib3 and requests restrictions.
* Add uri as return statement for upload_string_as_file_body
* refactor logic in fw_utils and fill in docstrings
* increase poll from 5 to 30 for DescribeEndpoint lambda.
* fix test_auto_ml tests for regions without ml.c4.xlarge hosts.
* fix test_processing for regions without m4.xlarge instances.
* reduce test's describe frequency to eliminate throttling error.
* Increase number of retries when describing an endpoint since tf-2.0 has larger images and takes longer to start.
Documentation changes
* generalize Model Monitor documentation from SageMaker Studio tutorial