Function preserve_rooms_getRoleAssignment

plugins/preserve-rooms.cpp:704–706

}

static string preserve_rooms_getRoleAssignment(color_ostream &out) {
    return get_role_assignment(out, Gui::getSelectedCivZone(out, true));
}

static bool preserve_rooms_isReserved(color_ostream &out) {
    auto zone = Gui::getSelectedCivZone(out, true);