NH-3732: Start the NUnit GUI with the .NET 4.0 runtime

Author: cremor

Tools/nunit/nunit-x86.exe.config

@@ -9,7 +9,7 @@
   -->
   <startup useLegacyV2RuntimeActivationPolicy="true">
     <!-- Comment out the next line to force use of .NET 4.0 -->
-    <supportedRuntime version="v2.0.50727" />
+    <!--<supportedRuntime version="v2.0.50727" />-->
     <supportedRuntime version="v4.0.30319" />
   </startup>
 

Tools/nunit/nunit.exe.config

@@ -9,7 +9,7 @@
   -->
   <startup useLegacyV2RuntimeActivationPolicy="true">
     <!-- Comment out the next line to force use of .NET 4.0 -->
-    <supportedRuntime version="v2.0.50727" />
+    <!--<supportedRuntime version="v2.0.50727" />-->
     <supportedRuntime version="v4.0.30319" />
   </startup>