add a way to dump known cipher in tls-simpleclient
add a way to dump known cipher in tls-simpleclient

lancelotsix/hs-tls,erikd/hs-tls,tolysz/hs-tls,beni55/hs-tls,lancelotsix/hs-tls,AaronFriel/hs-tls,tolysz/hs-tls,AaronFriel/hs-tls,erikd/hs-tls,beni55/hs-tls