code: func (b *Box) Find(name string) ([]byte, error) {
  	f, err := b.Resolve(name)
  	if err != nil {
  		return []byte(""), err
  	}
  	bb := &bytes.Buffer{}
  	io.Copy(bb, f)
  	return bb.Bytes(), nil
  }
docs: // Find returns either the byte slice of the requested
  // file or an error if it can not be found.