title: pkg_resources.DistributionNotFound: The 'docutils' distribution was not found and is required by catkin-pkg
body: <p>I am installing ros kinetic on Ubuntu 16.04 and I get this error when I try <code>catkin_make</code>:</p>
  
  <pre><code>ibrahim@ibrahim-Lenovo-ideapad-500-15ISK:~$ mkdir -p ~/catkin_ws/src
  ibrahim@ibrahim-Lenovo-ideapad-500-15ISK:~$ cd ~/catkin_ws
  ibrahim@ibrahim-Lenovo-ideapad-500-15ISK:~/catkin_ws$ catkin_make
  Base path: /home/ibrahim/catkin_ws
  Source space: /home/ibrahim/catkin_ws/src
  Build space: /home/ibrahim/catkin_ws/build
  Devel space: /home/ibrahim/catkin_ws/devel
  Install space: /home/ibrahim/catkin_ws/install
  ####
  #### Running command: "cmake /home/ibrahim/catkin_ws/src -DCATKIN_DEVEL_PREFIX=/home/ibrahim/catkin_ws/devel -DCMAKE_INSTALL_PREFIX=/home/ibrahim/catkin_ws/install -G Unix Makefiles" in "/home/ibrahim/catkin_ws/build"
  ####
  CMake Error at CMakeLists.txt:20 (message):
    Search for 'catkin' in workspace failed (catkin_find_pkg catkin
    /home/ibrahim/catkin_ws/src): Traceback (most recent call last):
  
      File "/usr/local/bin/catkin_find_pkg", line 5, in &lt;module&gt;
        from pkg_resources import load_entry_point
      File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 2927, in &lt;module&gt;
        @_call_aside
      File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 2913, in _call_aside
        f(*args, **kwargs)
      File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 2940, in _initialize_master_working_set
        working_set = WorkingSet._build_master()
      File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 635, in _build_master
        ws.require(__requires__)
      File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 943, in require
        needed = self.resolve(parse_requirements(requirements))
      File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 829, in resolve
        raise DistributionNotFound(req, requirers)
  
    pkg_resources.DistributionNotFound: The 'docutils' distribution was not
    found and is required by catkin-pkg
  
  
  -- Configuring incomplete, errors occurred!
  See also "/home/ibrahim/catkin_ws/build/CMakeFiles/CMakeOutput.log".
  Invoking "cmake" failed
  ibrahim@ibrahim-Lenovo-i
  </code></pre>