Here you can download the WebLoading Library‘s source code with samples as a Visual Studio 2010 solution.
WebLoading Library is a set of simple and basically generic classes aimed to download Json and Xml data via the Http protocol, verify them and convert into a ready-to-use view. The library can be easily expanded to other data types, protocols and resultant views. To learn more, read the following blog post – WebLoading Library: Downloading data from RESTful sources.
The library is now available on CodePlex – WebLoading Library