anchor.diff:  RUN yum -y install \
       epel-release \
       file \
  +    gcc \
       git \
       make \
       mercurial \
  
positive.code: RUN yum -y install \
      PyYAML \
      python-coverage \
      python-httplib2 \
      python-jinja2 \
      python-keyczar \
  
negative.code:     python-setuptools \
      python-virtualenv
  RUN pip install --upgrade jinja2
  RUN rpm -e --nodeps python-crypto; pip install pycrypto
  RUN /bin/sed -i -e 's/^\(Defaults\s*requiretty\)/#--- \1/'  /etc/sudoers
  RUN mkdir /etc/ansible/
  RUN /bin/echo -e '[local]\nlocalhost ansible_connection=local' > /etc/ansible/hosts
  