pkg/compression/compression.go
func Bzip2Decompressor(r io.Reader) (io.ReadCloser, error) {
	return ioutil.NopCloser(bzip2.NewReader(r)), nil
}
func Bzip2Decompressor(r io.Reader) (io.ReadCloser, error) {
	return ioutil.NopCloser(bzip2.NewReader(r)), nil
}
// Bzip2Decompressor is a DecompressorFunc for the bzip2 compression algorithm.