anchor.diff:      mkdir /tmp/setup
   COPY setup/requirements.txt /tmp/setup/requirements.txt
   COPY requirements.txt /tmp/requirements.txt
  -RUN pip3 install -r /tmp/requirements.txt && \
  +RUN pip install -r /tmp/requirements.txt && \
       rm /tmp/requirements.txt && \
  -    rm -rf /tmp/setup && \
  +    # rm -rf /tmp/setup && \
       update-rc.d -f postgresql remove && \
       update-rc.d -f nginx remove && \
       mkdir -p /home/app && \
  
positive.code: # Sal Dockerfile
  FROM ubuntu:14.04
  
  MAINTAINER Graham Gilbert <graham@grahamgilbert.com>
  
  
negative.code:     apt-get -y install \
      git \
      nginx \
      postgresql \
      postgresql-contrib \
      libpq-dev \
  