public SharedCookieMultiClient(EasyCookieContainer credentials = null)
 {
     Credentials = credentials ?? new EasyCookieContainer();
     _clientPool = new HttpClientPool(credentials);
 }
 public __HttpClientPoolWrapper(HttpClient client, Uri targetUri, HttpClientPool parent)
 {
     TargetUri       = targetUri;
     base.HttpClient = client;
     _parent         = parent;
 }