func Bytes(oldbs, newbs []byte) ([]byte, error) {
	return diffb(oldbs, newbs)
}
Bytes takes the old and new byte slices and outputs the diff
package bsdiff
import (
	"bytes"
	"fmt"
	"io"
	"io/ioutil"
	"github.com/dsnet/compress/bzip2"
	"github.com/gabstv/go-bsdiff/pkg/util"
)