[WIP] Add support for events (#60)

* Add support for events, move concept of domains to IpcService

* Support waiting for KThread, remove some test code, other tweaks

* Use move handle on NIFM since I can't test that now, it's better to leave it how it was

Ryujinx/Ui/GLScreen.cs

@@ -181,6 +181,8 @@ namespace Ryujinx
             SwapBuffers();
 
             Ns.Statistics.EndSystemFrame();
+
+            Ns.Os.SignalVsync();
         }
 
         protected override void OnResize(EventArgs e)