Remove old debug

src/tlay2.hpp

@@ -170,7 +170,6 @@ public:
 		tx_init(0,0);
 		rc = cbvprintf((cbprintf_cb)cwrap_tx_byte, this, format, ap);
 		tx_end();
-		//while(uart.fifo_tx.check());
 		return rc;
 	}
 

src/uart.hpp

@@ -17,7 +17,6 @@ private:
 	rx_callback_t rx_callback;
 	void* rx_callback_obj;
 	FIFO<RX_SIZE> fifo_rx;
-public:
 	FIFO<TX_SIZE> fifo_tx;
 private:
 	struct k_sem tx_sem_wait;