18012301:
1.Add SendSMSByATCommand project to send SMS message by c# program
2.Need execute the program twice to send the SMS to cellphone successfully

18012302:
1.Add delay between send phone number and send message to fix the issue that message does not send correctly

18012303:
1.Enable DTR and RTS to fix the no response issue

18012304:
1.Remove unused code

18012305:
1.Change to .Net 3.5 to fit Win7