Feature request: Add the ability to use S3 service with other S3 providers.

Add the ability to use S3 service with other S3 providers (Wasabi, Storj, Minio etc) . Probably need to add endpoint option to make-session function.

Examples:

https://knowledgebase.wasabi.com/hc/en-us/articles/360000762391-How-do-I-use-AWS-SDK-for-Go-Golang-with-Wasabi-
https://knowledgebase.wasabi.com/hc/en-us/articles/115002579891-How-do-I-use-AWS-SDK-for-Python-boto3-with-Wasabi-

pokepay / aws-sdk-lisp

Feature request: Add the ability to use S3 service with other S3 providers. #33