func (s *S3Bucket) NewReader(path string) (io.ReadCloser, error) {
	r, _, err := s.bucket.GetReader(path, nil)
	return r, err
}
func (s *S3Bucket) NewReader(path string) (io.ReadCloser, error) {
	r, _, err := s.bucket.GetReader(path, nil)
	return r, err
}
//NewReader - get a new s3 reader