apply patch from Andre Eisenbach: include event code with events, as required by control-spec.txt

{

  connection_t **conns;

  int n_conns, i;

  size_t buflen;

  char *buf;

  buflen = len + 2;

  buf = tor_malloc_zero(buflen);

  set_uint16(buf, htons(event));

  memcpy(buf+2, body, len);

  get_connection_array(&conns, &n_conns);

  for (i = 0; i < n_conns; ++i) {

    if (conns[i]->type == CONN_TYPE_CONTROL &&

        conns[i]->state == CONTROL_CONN_STATE_OPEN &&

        conns[i]->event_mask & (1<<event)) {

      send_control_message(conns[i], CONTROL_CMD_EVENT, len, body);

      send_control_message(conns[i], CONTROL_CMD_EVENT, (uint16_t)(buflen), buf);

    }

  }

  tor_free(buf); 

}

/** Called when we receive a SETCONF message: parse the body and try