convert a https proxy into socks5 proxy
socks-over-https-v0.1.2-darwin-amd64.tar.gz socks-over-https-v0.1.2-linux-386.tar.gz socks-over-https-v0.1.2-linux-amd64.tar.gz socks-over-https-v0.1.2-windows-amd64.tar.gz