Upgrade to aws-sdk-java-v2

[carlspring]

Task Description

We should upgrade to AWS' Java SDK v2.

Tasks

The following tasks will need to be carried out:

• Investigate what work needs to be done exactly and gather the requirements here.
• Apply the necessary changes.

Useful Links

• Amazon SDK For Java v.2: Migration Guide Side-by-side
• elerch/Amazon-S3-FileSystem-NIO2 on the sdk2 branch seems to have implemented this to some part. We should evaluate this work.

Help

• Our chat channel
• Points of contact:
  • @carlspring
  • @steve-todorov
  • @sbespalov