ChangeLog
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2016/05/03
	- Refined simple config flow

2016/04/08
	- refined result after simple config when device is no name

2016/02/22
	- Support multiple device

2015/09/25
	- Bug fixed when packet send fail
	
2015/08/15
	- Refined simple config
	
2015/08/06
	- Adjust sending packet speed
	
2015/05/26
	- Support iOS 8.
	
2014/10/20
	- Re-fine configure flow when DUT receives first UDP packet.
	
2014/03/27
	- Initial Release