Function remove_stockpile_config

plugins/logistics.cpp:89–95

}

static void remove_stockpile_config(color_ostream& out, int stockpile_number) {
    if (!watched_stockpiles.count(stockpile_number))
        return;
    DEBUG(control, out).print("removing persistent key for stockpile {}\n", stockpile_number);
    World::DeletePersistentData(watched_stockpiles[stockpile_number]);
    watched_stockpiles.erase(stockpile_number);
}

static const int32_t CYCLE_TICKS = 601;
static int32_t cycle_timestamp = 0; // world->frame_counter at last cycle