anchor.diff:  RUN sed 's/main$/main universe/' -i /etc/apt/sources.list
   RUN apt-get update && apt-get install -y software-properties-common \
       python-software-properties wget dnsmasq-base python2.7 vim less \
  -    iputils-ping unzip
  +    iputils-ping unzip git build-essential uuid-dev libtool git autoconf \
  +    libzmq-dev pkg-config
   
   # Install Java
   RUN add-apt-repository ppa:webupd8team/java -y
  
positive.code: 
  # Install Leiningen
  ENV LEIN_ROOT 1
  RUN wget https://raw.github.com/technomancy/leiningen/stable/bin/lein -O /usr/local/bin/lein
  RUN chmod 0755 /usr/local/bin/lein
  RUN lein upgrade
  
  
negative.code: ADD bundle/bin/pipework /usr/bin/
  ADD bundle/bin/start-cassandra /usr/bin/
  ADD bundle/bin/run-command /usr/bin/
  ADD bundle/etc/cassandra.hosts /etc/dnsmasq.d/0hosts
  ADD bundle/etc/dnsmasq.conf /etc/dnsmasq.conf
  ADD bundle/etc/resolv.conf /etc/resolv.dnsmasq.conf
  EXPOSE 9160 9042
  
  # Install Consul
  RUN wget https://dl.bintray.com/mitchellh/consul/0.3.1_linux_amd64.zip \
      -O /tmp/consul.zip; unzip /tmp/consul.zip -d /usr/local/bin
  
  # Add leela source to Docker
  COPY bundle/leela.tar.gz /tmp/
  RUN tar -zxf /tmp/leela.tar.gz --directory=/opt/
  
  # Build blackbox
  ENV JAVA_HOME /usr/lib/jvm/java-7-oracle
  ENV JAVA_LIBRARY_PATH /usr/local/lib
  ENV LD_LIBRARY_PATH /usr/local/lib
  RUN cd /tmp; wget http://download.zeromq.org/zeromq-4.0.4.tar.gz; \
      tar -zxf zeromq-4.0.4.tar.gz; cd zeromq-4.0.4; ./configure; \
      make; make install
  RUN cd /tmp; git clone https://github.com/zeromq/jzmq.git; cd jzmq; \
      ./autogen.sh; ./configure; make; make install
  RUN cd /opt/leela/src/blackbox; lein uberjar
  
  # Build warpdrive
  RUN cd /opt/leela/src/warpdrive; cabal update; cabal sanbox init; \
      cabal install --only-dependencies; cabal configure -O2; cabal build
  