Howto Proxy for Android

references

• https://github.com/ambrop72/badvpn/issues/64
• https://github.com/xjasonlyu/tun2socks/wiki/Examples
• https://forums.balena.io/t/redsocks-proxy-not-working/220377/6?page=2
• https://medium.com/@jogarcia/breaking-the-proxy-walls-with-redsocks-in-linux-f4c1bfb6fb6a
• https://gist.github.com/softmoth/039e2879198f298a41f0924f9fd357c2