Read network service type from requests.
Read network service type from requests.

* Set them to the input/output streams
* Network service type VoIP is deprecated in iOS 9.0

michaelkirk/SocketRocket,erikprice/SocketRocket,erikprice/SocketRocket,michaelkirk/SocketRocket,michaelkirk/SocketRocket,michaelkirk/SocketRocket,erikprice/SocketRocket,erikprice/SocketRocket,michaelkirk/SocketRocket,erikprice/SocketRocket,michaelkirk/SocketRocket,erikprice/SocketRocket,erikprice/SocketRocket,michaelkirk/SocketRocket