Add option to set stack size in config file, default == 0 == OS default

Change-Id: Id752f6b5ce9a96a67cd1ff835687ce0e03d3a50d
diff --git a/Transceiver52M/osmo-trx.cpp b/Transceiver52M/osmo-trx.cpp
index 05489bd..06b1a18 100644
--- a/Transceiver52M/osmo-trx.cpp
+++ b/Transceiver52M/osmo-trx.cpp
@@ -145,7 +145,7 @@
 	transceiver = new Transceiver(trx->cfg.base_port, trx->cfg.bind_addr,
 			      trx->cfg.remote_addr, trx->cfg.tx_sps,
 			      trx->cfg.rx_sps, trx->cfg.num_chans, GSM::Time(3,0),
-			      radio, trx->cfg.rssi_offset);
+			      radio, trx->cfg.rssi_offset, trx->cfg.stack_size);
 	if (!transceiver->init(trx->cfg.filler, trx->cfg.rtsc,
 		       trx->cfg.rach_delay, trx->cfg.egprs, trx->cfg.ext_rach)) {
 		LOG(ALERT) << "Failed to initialize transceiver";