code: func get(filename string) ([]byte, error) {
  	b, err := Asset(filename)
  	if err != nil {
  		return []byte{}, err
  	}
  
  	// find first line
  	var idx int
  	for i, c := range b {
  		if string(c) == "\n" {
  			idx = i
  			break
  		}
  	}
  	if idx == 0 || idx == len(b) {
  		return []byte{}, fmt.Errorf("invalid file format")
  	}
  
  	// get the rest
  	return b[idx+1:], nil
  }
docs: // returns []byte representation of a file without it's first line