Function spectate_followPrev

plugins/spectate.cpp:600–604

}

static void spectate_followPrev(color_ostream &out) {
    DEBUG(control,out).print("entering spectate_followPrev\n");
    unit_history.scan_back(out);
    set_next_cycle_unpaused_ms(out);
};

static void spectate_followNext(color_ostream &out) {
    DEBUG(control,out).print("entering spectate_followNext\n");