Change Log:
Add checks for open UDP ports; fix S3 chunked encoding uploads; fix LatestStreamLabel; fix CORS headers for SQS/SNS; set Java lambda debug port only when needed; expose default region in a util function; fix MacOS tmp folder; clear tmp supervisord logs at container startup; fix signed header requests for S3; expose Web UI via HTTPS; add Timestamp to SNS messages; fix attributes for SQS queues addressed via URL