public BitcoinChartsClient(Action <IBitcoinChartsClientConfigurator> configure)
        {
            var c = new BitcoinChartsClientConfigurator();

            configure(c);
            _client = c.Build();
        }
 public BitcoinChartsClient(Action<IBitcoinChartsClientConfigurator> configure){            
     var c = new BitcoinChartsClientConfigurator();        
     configure(c);
     _client = c.Build();
 }