anchor.diff:  
   
   # Install ShareLaTeX
  -RUN apt-get install -y git python
   RUN git clone https://github.com/sharelatex/sharelatex.git /var/www/sharelatex
  -
  -# zlib1g-dev is needed to compile the synctex binaries in the CLSI during `grunt install`.
  -RUN apt-get install -y zlib1g-dev
  -
  -RUN apt-get install -y time
  -RUN apt-get install -y strace
  -
   
   ADD ${baseDir}/services.js /var/www/sharelatex/config/services.js
   ADD ${baseDir}/package.json /var/www/package.json
  
positive.code: ENV SHARELATEX_CONFIG /etc/sharelatex/settings.coffee
  
  
  
  EXPOSE 80
  
  ENTRYPOINT ["/sbin/my_init"]
  
negative.code: ENV PATH /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/local/texlive/2015/bin/x86_64-linux/
  RUN apt-get update
  RUN tlmgr install latexmk
  
  # phusion/baseimage init script
  ADD ${baseDir}/init_scripts/00_regen_sharelatex_secrets.sh  /etc/my_init.d/00_regen_sharelatex_secrets.sh
  