Upgrade Netty 3.6.5
Handle double quoted cookie values, master fix #283
Fix and optimize Netty ResponseBodyParts bytes[], master close #287
Add another public constructor to NettyConnectionsPool that doesn't depend on NettyAsyncHttpProvider, master close #289
Don't use System.currentTimeMillis, master close #280
Prevent file description leak on ClosedChannelException, master close #288