Updated the documentation
Updated the documentation

* DynamoDB support for the audit log
* S3 support for the recorded sessions

yacloud-io/teleport,gravitational/teleport,yacloud-io/teleport,yacloud-io/teleport,yacloud-io/teleport,gravitational/teleport,gravitational/teleport,yacloud-io/teleport,gravitational/teleport,gravitational/teleport,yacloud-io/teleport,gravitational/teleport,yacloud-io/teleport