anchor.diff:      apt-get -y autoremove 
   
   # start CDAP in the background and ssh in the foreground
  -CMD /Software/cdap-sdk-[0-9]*.[0-9]*.[0-9]*/bin/cdap.sh start && /usr/sbin/sshd -D
  +CMD /Software/cdap-sdk-[0-9]*.[0-9]*.[0-9]*/bin/cdap.sh start && /usr/bin/tail -F /var/log/cdap/*.log
   
  
positive.code:     mvn package -pl cdap-standalone -am -DskipTests -P dist,release && \
      unzip cdap-standalone/target/cdap-sdk-[0-9]*.[0-9]*.[0-9]*.zip -d /Software && \
      cd /Software && \
      rm -rf /Build
  
  # SSH
  RUN DEBIAN_FRONTEND=noninteractive apt-get install -y openssh-server && \
  
negative.code:     apt-get install -y --no-install-recommends openjdk-7-jdk && \
      apt-get install -y nodejs && \
      apt-get install -y maven && \
      apt-get install -y unzip
  
  # create Software directory
  RUN mkdir /Build /Software
  