anchor.diff:      apt-get -y upgrade
   
   # Prerequisites
  -RUN apt-get -y --no-install-recommends install python python-colorama python-django-tagging python-simplejson python-memcache python-ldap python-cairo python-pysqlite2 python-support python-pip gunicorn python-dev libpq-dev build-essential
  -RUN apt-get -y --no-install-recommends install supervisor nginx-light git wget curl
  +RUN apt-get -y --no-install-recommends install python python-colorama \
  +    python-simplejson python-memcache python-ldap python-cairo libffi-dev \
  +    python-pysqlite2 python-support python-pip gunicorn python-dev libpq-dev build-essential \
  +    supervisor nginx-light git wget curl
   # Node
   RUN apt-get -y --no-install-recommends install software-properties-common
   RUN apt-get -y --no-install-recommends -t wheezy-backports install nodejs
  
positive.code:     mkdir -p /data/graphite && chown www-data:www-data /data/graphite &&\
      rm -rf /var/lib/graphite/storage/whisper && ln -s /data/graphite /var/lib/graphite/storage/whisper
  
  RUN cd /var/lib/graphite/webapp/graphite && python manage.py syncdb --noinput && chown -R www-data:www-data /var/lib/graphite
  
  # Configure Grafana
  ADD ./grafana/config.js /src/grafana/config.js
  
negative.code: RUN mkdir /src && git clone https://github.com/etsy/statsd.git /src/statsd
  
  # Install Whisper, Carbon and Graphite-Web
  RUN pip install --index-url=https://pypi.python.org/simple/ --upgrade pip
  RUN pip install Twisted==11.1.0 Django==1.5 'django-tagging<0.4' whisper==0.9.14
  RUN pip install --install-option="--prefix=/var/lib/graphite" \
                  --install-option="--install-lib=/var/lib/graphite/lib" carbon==0.9.14 &&\
      pip install --install-option="--prefix=/var/lib/graphite" \
                  --install-option="--install-lib=/var/lib/graphite/webapp" graphite-web==0.9.14
  
  # Install Grafana
  RUN mkdir /src/grafana && cd /src/grafana &&\
  