anchor.diff:  ENV ADMIN_PASS vpnet.io
   # TODO
   ENV USERS "user:pass"
  -ENV HOSTNAME docker.vpnet.io
  +ENV HOSTNAME vpnet.io
   ENV EMAIL dev@acrossfw.com
   
   ENV DNS 8.8.8.8
  
positive.code: 
  
  #
  # OpenVPN
  #
  #
  #
  
  
  
negative.code: RUN apt-get update -qq && apt-get -qqy install \
      	apt-utils \
      	curl \
      	inetutils-ping \
      	inetutils-traceroute \
      	iperf \
      	iptables \
      	iptraf \
      	net-tools \
      	netcat \
      	screen \
      	shellcheck \
      	tcpdump \
      	tinc
  