// (c) Copyright Morten Nielsen.
// This source is subject to the Microsoft Public License (Ms-PL).
// Please see http://go.microsoft.com/fwlink/?LinkID=131993 for details.
// All other rights reserved.

To use this code, either explicitly use the SharpGIS.GZipWebClient class where you would normally new up a WebClient instance.
Or you can automatically opt in for all existing WebClients by adding the following code: 
WebRequest.RegisterPrefix("http://", SharpGIS.WebRequestCreator.GZip);
WebRequest.RegisterPrefix("https://", SharpGIS.WebRequestCreator.GZip);