Provide an example of property configuration for RunSingleUnitTest

Author: michaelklishin

Local.props.example

@@ -14,6 +14,9 @@
 
     <!-- WCF component only for Windows, .NET 3.5 or higher -->
     <PropBuildWcf Condition="'$(PropUsingMono)' != 'true' And ('$(PropTargetFramework)' == 'v3.5' Or '$(PropTargetFramework)' == 'v4.0' Or '$(PropTargetFramework)' == 'v4.5'))">true</PropBuildWcf>
+
+    <!-- Uncomment to run a single test case with /t:RunSingleUnitTest -->
+    <!-- <PropTestToRun>RabbitMQ.Client.Unit.TestConnectionRecovery</PropTestToRun> -->
   </PropertyGroup>
 </Project>