Add a file transfer mechanism for Amazon S3 buckets for NASA collaboration

[jeff-cohere]

Here's NASA's Space Biology Open Science Data Repository (OSDR):

https://registry.opendata.aws/nasa-osdr/

The link talks about AWS Data Exchange, which might be the thing we want to integrate into DTS.

Possibly of interest:

• Globus S3 connector
  • Related technical documentation
• Experimental NERSC S3 Globus endpoint
• Methods of transferring data between S3 buckets