Add second init and close stage for GraphicsApp

openVulkanoCpp/Host/GraphicsAppManager.cpp

@@ -97,6 +97,7 @@ namespace OpenVulkano
 			//TODO restore window settings if there are any set
 			renderer->Init(static_cast<IGraphicsAppManager*>(this), window);
 			windowTitleFormat = app->GetAppName() + " " + static_cast<std::string>(app->GetAppVersion()) + " - " + renderer->GetMainRenderDeviceName() + " - {:.1f} fps ({:.1f} ms)";
+			app->InitPostGraphics();
 			Logger::MANAGER->info("Initialized");
 		}
 		catch (std::exception& e)
@@ -144,6 +145,7 @@ namespace OpenVulkano
 		window->Close();
 		if (platform) platform->Close();
 		windowTitleFormat = "";
+		app->CloseFinalize();
 		Logger::MANAGER->info("Shutdown complete");
 	}