net5.0-windows MSFSPopoutPanelManager.Model Model MSFS 2020 Popout Panel Manager Model 3.3.4.0 Stanley Kwok Stanley Kwok Stanley Kwok 2021 MSFS 2020 Popout Panel Manager Model https://github.com/hawkeye-stan/msfs-popout-panel-manager x64 3.3.4.0 3.3.4.0