chore: bring over some cafeberry fixes

Minecraft.Client/Windows64/Windows64_Minecraft.cpp

@@ -939,7 +939,7 @@ int APIENTRY _tWinMain(_In_ HINSTANCE hInstance,
 
 		app.UpdateTime();
 		PIXBeginNamedEvent(0,"Input manager tick");
-		InputManager.Tick();
+		if (GetFocus()) InputManager.Tick();
 		PIXEndNamedEvent();
 		PIXBeginNamedEvent(0,"Profile manager tick");
 		//		ProfileManager.Tick();
@@ -1160,9 +1160,25 @@ int APIENTRY _tWinMain(_In_ HINSTANCE hInstance,
 		Vec3::resetPool();
 	}
 
-	// Free resources, unregister custom classes, and exit.
-	//	app.Uninit();
-	g_pd3dDevice->Release();
+	//str1k3r - shutdown server & network manager
+	MinecraftServer::HaltServer();
+	g_NetworkManager.Terminate();
+
+	//str1k3r - unregister the minecraft window class
+	UnregisterClass("MinecraftClass", g_hInst);
+
+	//str1k3r - shutdown Iggy
+	ui.shutdown();
+	IggyShutdown();
+
+	//str1k3r - shutdown mss :3
+	AIL_shutdown();
+
+	//str1k3r - cleanup DirectX stuff
+	CleanupDevice();
+
+	//str1k3r - pass exitcode to OS
+	return (int)msg.wParam;
 }
 
 #ifdef MEMORY_TRACKING