Dockerfile: add sync
    move code: Dockerfile -> build.sh
    build.sh: add exit status, add env, set config output
    vol rename, update boot msg
    fix bug: static ip
    close tce, add iso sha1
    build.sh: supper rebuild, clear apt-get cache
    kernel.cfg: 4.9, name set '-tc'
    boot msg: format
    timezone
    ntpd: replace host
    crond: update
    crond: fix bug
    update readme
    change log path
    mdisk: add func
    add pw
    add monitor
    trim code
    mdisk: fix rebuild bug
    mdisk: add rebuild status
    add clear
    mdisk: support add disk
    split script, add sshd
    add iptables init script
    fix bug: color font, grow,expr
    add cgroupfs script
    ioslinux.cfg: add noautorebuild nodisk noraid
    mdisk: add lvm + raid
    add shutdown log