Added a paragraph to add DotNetAuth library

code/index.php

@@ -37,6 +37,7 @@
 			<p><a href="http://dotnetopenauth.net/">DotNetOpenAuth</a> a consumer and service provider implementation for OAuth 1.0 and 1.0a for .NET, written in C#.  It has built-in support for <span class="caps">HMAC</span>-SHA1, <span class="caps">RSA</span>-SHA1, and <span class="caps">PLAINTEXT</span> signature methods with extensibility to add others. It also includes the OpenID+OAuth extension. It works for <span class="caps">ASP</span>.NET as well as non-ASP.NET services, and works in partial trust shared hosting environments. Contributed by <a href="http://blog.nerdbank.net/">Andrew Arnott</a>.</p>
 
 			<p><a href="http://www.madgex.com/">Madgex</a> has <a href="http://siliconbea.ch/technology/dot-net/2008-09-05/bringing-oauth-to-dot-net-developers/">released</a> an open source <a href="http://code.google.com/p/oauth-dot-net/">OAuth library for .NET</a> (released under the <a href="http://www.opensource.org/licenses/mit-license.php"><span class="caps">MIT</span> License</a>). <a href="http://lab.madgex.com/oauth-net/gettingatarted01.aspx/">Documentation</a> and <a href="http://lab.madgex.com/oauth-net/">demos</a> are available.</p>
+			<p><a href="http://samondotnet.blogspot.com.au/2012/12/introduction-to-dotnetauth.html">DotNetAuth</a> is a consumer only implementation for both OAuth 1.0a and OAuth 2.0. This library is designed with extensibility in mind. So you developers can easily customize it to add support for any OAuth provider, even if the provider is not strictly following the OAuth rules and guidelines.</p>
 
 			<h4>C#</h4>