anchor.diff:      \
   # install orocos rtt components
       && aptitude install -y -q -R ros-indigo-orocos-kdl ros-indigo-rtt ~nros-indigo-rtt-*
  +
  +RUN aptitude install -y -q -R  ros-indigo-gazebo7-ros-control ros-indigo-gazebo7-ros-pkgs
   
   # install RoboWare
   RUN aptitude install -y -q -R  python-pip pylint clang libnss3 libnotify4 \
  
positive.code: 
  # install ros related components
  RUN aptitude install -y -q -R ros-indigo-moveit-full \
      ros-indigo-gazebo7-ros-control \
      ros-indigo-gazebo7-ros-pkgs \
      ros-indigo-ros-controllers \
      ros-indigo-controller-manager \
      ros-indigo-rqt-controller-manager \
  
negative.code: RUN echo "deb http://packages.osrfoundation.org/gazebo/ubuntu $(lsb_release -sc) main" > /etc/apt/sources.list.d/gazebo-latest.list \
      && curl http://packages.osrfoundation.org/gazebo.key |apt-key add - \
      && aptitude update -y -q \
      && aptitude remove -y -q gazebo2
  
  # install essential tools
  RUN aptitude install -y -q -R  bash-completion wget vim git terminator supervisor xauth openssh-server sudo pcmanfm \
  