Method destroyScene

UnitTests/UnitTest_AttachDetach/DemoKeeper.cpp:277–281

	}

	void DemoKeeper::destroyScene()
	{
		MyGUI::Gui::getInstance().eventFrameStart -= MyGUI::newDelegate(this, &DemoKeeper::notifyFrameStarted);
		MyGUI::WidgetManager::getInstance().unregisterUnlinker(&unlink_holder);
	}

	void DemoKeeper::notifyFrameStarted(float _time)
	{