Whether to enable Miriway, a Mir based Wayland compositor. You can manually launch Miriway by executing "exec miriway" on a TTY, or launch it from a display manager. Copy /etc/xdg/xdg-miriway/miriway-shell.config to ~/.config/miriway-shell.config to modify the system-wide configuration on a per-user basis. See https://github.com/Miriway/Miriway, and "miriway --help" for more information.
option