ChangeLog
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2016/05/23
	-Refined simple config flow with PIN code

2016/05/03
	-Refined simple config flow

2016/02/22
	- Support multiple device
	- Scan flow refined after configuration

2016/01/21
	- Connection issue fixed when AP is hidden SSID 
	
2016/01/10
	- Fixed ssid is empty when AP is hidden SSID 

2015/11/11
	- Refined wifi connection
	
2015/09/25
	- Refined SimpleConfig ap list and wifi connection 
	
2015/08/15
	- Refined simple config
	
2015/07/23
	- device type : 0xff00~0xffff for customer

2015/04/22
	- Show one AP of the same SSID multiple APs on AP List by site survey

2015/02/11
	- Bug fixed: Reconnection WiFi AP issue.
	- Bug fixed: Type transformation for Encryption WiFi profile.
	- Re-fine time interval(ms) between sending two packets

2014/10/20
	- Re-fine configure flow when DUT receives first UDP packet. 

2014/10/01
	- Refined if the profile length>127, configure will fail issue.

2014/08/13
	- Add Hidden SSID Support
	
2014/08/04
	- Re-fine configure flow 
	- Re-fine control flow 
	- Re-fine discovery flow 
	- Add descriptions of the delay about sending packet

2014/06/19 
	- Initial Release