docker build repo for v2fly
v2fly docker hub: https://hub.docker.com/r/v2fly/v2fly-core
v2fly github: https://github.com/v2fly/docker
修改掉所有v2ray关键字为v2log，防止被扫进程。
v2log docker hub: https://hub.docker.com/r/xun404/v2log-core
v2log github: https://github.com/xun404/v2fly-docker