[WM] allow short SQS queue names in config (like s3-ftp)
[WM] get S3 bucket from SQS messages

This allows that config info to only exist in one place rather than being shared (and needing to be kept in sync) between s3-ftp instances and its consumers on the other end of the queues.
Merge pull request #9 from turbovote/bucket-in-sqs-msgs

Read S3 bucket from SQS msgs