Adding texts fields to our test client.
Trying to fix bugs and optimize our marquee control.
Creating a proper ClientData class to use in our UI thread client dictionary.
Centralising tree-view update.

 <?xml version="1.0" encoding="utf-8" ?>

 <configuration>

     <startup> 

         <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" />

     </startup>

 </configuration>