title: Spynner installation error on Mac OS X 10.9.1
body: <p>I can't get to install <code>spynner</code> on Mac OS X 10.9.1 (Mavericks). I get the following error:</p>
  
  <pre><code>error: command 'cc' failed with exit status 1
  </code></pre>
  
  <p>to mention that the error is thrown when the <code>autopy</code> dependency is installed. I have the Xcode, command line tools installed.</p>
  
  <pre><code>cc --version
  Apple LLVM version 5.0 (clang-500.2.79) (based on LLVM 3.3svn)
  Target: x86_64-apple-darwin13.0.0
  Thread model: posix
  
  gcc --version
  Configured with: --prefix=/Applications/Xcode.app/Contents/Developer/usr --with-gxx-include-dir=/usr/include/c++/4.2.1
  Apple LLVM version 5.0 (clang-500.2.79) (based on LLVM 3.3svn)
  Target: x86_64-apple-darwin13.0.0
  Thread model: posix$
  </code></pre>
  
  <p>Any help would be highly appreciated.
  Thank you.</p>