[HTTPS] Request to internal (https) web server over (https) proxy.py may hang the request

[abhinavsingh]

Start HTTPS instance for web and proxy components

python -m proxy \
    --key-file https-key.pem \
    --cert-file https-signed-cert.pem \
    --plugin proxy.plugin.WebServerPlugin \
    --enable-web-server \
    --num-acceptors 1 \
    --log-level d

Access internal web server over proxy

curl -v \
    -k \
    --proxy-insecure  \
    -x https://localhost:8899 \
    https://localhost:8899/https-route-example

^^^ Randomly hangs