
* Enhanced builder + FS spec * s3a FS to use this to skip HEAD on open * and to use version/etag when opening the file works with S3AFileStatus FS and S3ALocatedFileStatus
* Enhanced builder + FS spec * s3a FS to use this to skip HEAD on open * and to use version/etag when opening the file works with S3AFileStatus FS and S3ALocatedFileStatus