title: Cython install problem
body: <p>I got Cython 0.15 and tried to install it like this</p>
  
  <pre><code>python setup.py install
  </code></pre>
  
  <p>I get this:</p>
  
  <pre><code>running install
  running build
  running build_py
  running build_ext
  building 'Cython.Plex.Scanners' extension
  error: Unable to find vcvarsall.bat
  </code></pre>
  
  <p>What does this mean? I have Micorsoft Visual Studio 2008 and Windows SDK. Using Windows 7, python 2.6</p>