anchor.diff:  RUN set -x \
       && wget -O /run-as-user https://raw.githubusercontent.com/mkenney/docker-scripts/master/container/run-as-user \
       && chmod 0755 /run-as-user \
  -
       && apt-get clean \
       && rm -rf /var/lib/apt/lists/*
   
  
positive.code:     && echo "export LC_ALL=$(echo $LC_ALL)"                    >> /root/.bash_profile \
      && echo "export TERM=xterm"                                >> /root/.bash_profile \
      && echo "export PATH=$(echo $PATH)"                        >> /root/.bash_profile \
  
      # Add a dev user and configure
      && groupadd dev \
      && useradd dev -s /bin/bash -m -g dev \
  
negative.code: 
  RUN set -x \
      && apt-get -qq update \
      && apt-get install -qqy apt-transport-https apt-utils \
      && apt-get -qq upgrade \
      && apt-get -qq dist-upgrade \
      && curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
      && echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list \
      && apt-get -qq update \
      && apt-get install -qqy \
          acl \
          git \
          mercurial \
          rsync \
          subversion \
          sudo \
          wget \
      # Restore a borne-shell compatible default shell
      && rm /bin/sh \
      && ln -s /bin/bash /bin/sh
  
  
  # install npm packages
  RUN set -x \
      && npm install --silent --global \
          gulp-cli \
          grunt-cli \
          bower \
          markdown-styles \
      && npm upgrade --silent --global \
          gulp-cli \
          grunt-cli \
          bower \
          markdown-styles \
      && curl --compressed -o- -L https://yarnpkg.com/install.sh | sh
  
  ##############################################################################
  # UTF-8 Locale, timezone
  