anchor.diff:  
   COPY $NENV /usr/local/bin/$NENV
   RUN chmod +x /usr/local/bin/$NENV
  -# COPY npmrc ~/.npmrc
   
   RUN $NENV npm install bower -g
   
  
positive.code: RUN sh -c 'curl -sL https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add -'
  RUN sh -c 'echo "deb http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list'
  RUN apt-get update
  RUN apt-get install -y xvfb firefox google-chrome-stable
  RUN apt-get clean
  
  COPY xvfb.service /etc/init.d/xvfb
  RUN chmod +x /etc/init.d/xvfb
  RUN service xvfb start
  
  ##########
  #  Java  #
  
negative.code: ENV PORT=3001 \
   DEBUG=server
  
  RUN apt-get install -y vim
  
  EXPOSE 3001
  # EXPOSE 4444
  # EXPOSE 8080
  # EXPOSE 80
  
  CMD $NENV webdriverio-server
  #CMD bash
  