code: func ImportKeys(r io.Reader) ([]*Account, error) {
  	res, ok := readAccounts(bufio.NewReader(r))
  	if !ok {
  		return nil, newOtrError("couldn't import data into private key")
  	}
  	return res, nil
  }
docs: // ImportKeys will read the libotr formatted data given and return all accounts defined in it