Changelog
- 61002b7 add mux config
- f611277 default to smux version 2 for tunnel
- f8a19e0 fix http handler for tunnel
- 67fcd92 fix http traffic forwarding
- e4b68d3 fix race condition
- b8785eb fix race condition when forwarding http
- 48c262b fix websocket for forward handler
- 05c3500 fix websocket for forward handler
- 3144d61 generate random tunnel ID
- a91300d get real client ip for http forwarding
- e27d2bc set smux version to 1
- b1ace73 update forward handler