fix close
Merge pull request #524 from luvit/fixes/fix_ecancelled

fix close
Add shell to test http-codec
Package codec as duplex to match future tls version [ci skip]
Finish initial http server
Add coro version of http codec
Improve debugging in http-test [ci-skip]
Fix error (still not sure why it silently hangs)
Fix keepAlive behavior
Fix to work with wrk as well
Move test into cluster benchmark and unit test
finish http-codec features
Create sample HTTP client
Allow setting version in server encoder