
0323	makes rserial.c better

0322	Bug list
	1. rstest fails sometimes using 115200

0321	Change MAGIC to cmd
	implement LOCK and ACK on Both Side
	implement CONFIRM


0315:	finally ok now...

0226:	add monitor function

0222:	fix
	1. reconnect bug
	2. bad package bug
	3. magic implement
	4. etc to make it stable

	status
	
	1. ready for testing

0221:	add magic number


0209:	In DSC. 
	1. mark off FIOQSIZE and TIOCGDEV
	2. change /dev/ttyS0 and /dev/ttyS1 to real multi-port device.
