[#264 #219] Set SO_KEEPALIVE and TCP_NODELAY for client socket (@jruthe)
[#264 #219] Set SO_KEEPALIVE and TCP_NODELAY for client socket (@jruthe)

Fixes some cases of client connection resetting.

davidkazlauskas/http-kit,http-kit/http-kit,ptaoussanis/http-kit,davidkazlauskas/http-kit,http-kit/http-kit,davidkazlauskas/http-kit,ptaoussanis/http-kit,davidkazlauskas/http-kit,http-kit/http-kit,ptaoussanis/http-kit,http-kit/http-kit,ptaoussanis/http-kit,http-kit/http-kit,http-kit/http-kit,davidkazlauskas/http-kit,ptaoussanis/http-kit,davidkazlauskas/http-kit,ptaoussanis/http-kit