ChangeLog
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2016/03/08
	- Using CocoaAsyncSocket framework to instead of AsyncUdpSocket
	- Adjust AsyncSocket releated code
	
2015/10/23
	- Support iOS 9.

2015/08/24
	- Re-fine simple config
	
2015/05/26
	- Support iOS 8.
	
2014/10/20
	- Re-fine configure flow when DUT receives first UDP packet.
	
2014/03/27
	- Initial Release