anchor.diff:  ENV NODE_ENV production
   
   # LaTeX 2012
  -run add-apt-repository -y ppa:texlive-backports/ppa
  -run apt-get update
  -
   # Utilities which are used by Latex.Online
   run apt-get install -y bc
   run apt-get install -y curl
  
positive.code:         biblatex
  
  WORKDIR /var/www
  ENTRYPOINT ["./dockerEntryPoint.sh"]
  
  EXPOSE 2700
  
negative.code: # install node and memcached
  RUN echo "deb http://us.archive.ubuntu.com/ubuntu/ precise universe" >> /etc/apt/sources.list
  RUN apt-get update
  RUN apt-get install -y software-properties-common python-software-properties python python-setuptools ruby
  RUN apt-get install -y memcached
  #Add node repository to sources.list and update apt
  RUN add-apt-repository ppa:chris-lea/node.js && apt-get update
  