Update website for 2.0.2 release

Source/Docs/index.html

@@ -60,7 +60,7 @@ Received 2 non-matching calls (non-matching arguments indicated with '*' charact
           <a href="http://nuget.org/List/Packages/NSubstitute">Install via NuGet:</a> <code>Install-Package NSubstitute</code>
           </li>
           <li class="nsubstitute">
-	  <a href="/downloads/NSubstitute.2.0.1.0.zip">Download</a>
+	  <a href="/downloads/NSubstitute.2.0.2.0.zip">Download</a>
           </li>
           <li class="teamcity">
           <a href="http://teamcity.codebetter.com/viewType.html?buildTypeId=bt456&tab=buildTypeStatusDiv">CI builds</a>