anchor.diff: -FROM haskell:8
  +FROM haskell:latest
   MAINTAINER Cal Evans <cal@calevans.com>
   
   # Set to Non-Interactive
  
positive.code: 
  # Install EVERYTHING
  RUN apt-get update && \
      apt-get install --yes --no-install-recommends apt-utils && \ 
      apt-get install --yes --no-install-recommends \
              apt-transport-https \
              biber \
              ca-certificates \
              dos2unix \
  
negative.code:             php7.1-xml && \
      apt-get --yes autoclean && \
      apt-get --purge --yes autoremove && \
      git clone https://github.com/jgm/pandoc /opt/pandoc && \
      cd /opt/pandoc && \
      stack setup && \
      stack install --test && \
      wget -q -O /tmp/kindlegen.tar.gz https://kindlegen.s3.amazonaws.com/kindlegen_linux_2.6_i386_v2_9.tar.gz && \
      cd /tmp && \
      tar -zxvf kindlegen.tar.gz && \
      mv /tmp/kindlegen /usr/local/bin && \
      cd /tmp && \
      wget -q https://github.com/wkhtmltopdf/wkhtmltopdf/releases/download/0.12.4/wkhtmltox-0.12.4_linux-generic-amd64.tar.xz -O /tmp/wkhtmltox.tar.xz && \
      xz -d wkhtmltox.tar.xz  && \
      tar -xf wkhtmltox.tar  && \
      mv wkhtmltox/bin/* /usr/local/bin/  && \
      cd /tmp  && \
      rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
  
  #
  # Move BuildBook into place.
  