Clean usings

Author: Paul van Brenk

Nodejs/Product/Nodejs/SharedProject/OutputWindowWrapper.cs

@@ -2,7 +2,6 @@
 
 using System;
 using System.Collections.Concurrent;
-using System.Collections.Generic;
 using System.ComponentModel.Composition;
 using System.Diagnostics;
 using Microsoft.VisualStudio;