// Let users in plugdev group modify network connections using blueman
polkit.addRule(function(action, subject) {
    if ((action.id == "org.blueman.network.setup" ||
         action.id == "org.blueman.dhcp.client" ||
         action.id == "org.blueman.rfkill.setstate" ||
         action.id == "org.blueman.pppd.pppconnect") &&
        subject.isInGroup("plugdev") && subject.active) {

        return polkit.Result.YES;
    }
});