code: func (k *Key) EqualsTo(other *Key) bool {
  	if k == other {
  		return true
  	}
  	return bytes.Equal(k.Cert, other.Cert) &&
  		bytes.Equal(k.Priv, other.Priv) &&
  		bytes.Equal(k.Pub, other.Pub) &&
  		bytes.Equal(k.TLSCert, other.TLSCert)
  }
docs: // EqualsTo returns true if this key is the same as the other.
  // Primarily used in tests