/// <summary>
 /// Not supported
 /// </summary>
 /// <param name="targetUri"></param>
 /// <param name="token"></param>
 public bool WriteToken(TargetUri targetUri, Token token)
 {
     // we've decided to not support registry writes until the format is standardized
     throw new NotSupportedException("Writes to the registry are not supported by this library.");
 }