title: eclipse invalid name on this platform
body: <p>I am not able to create a class with name 'Aux' getting error message invalid name on this platform. </p>
  
  <pre><code>OS: windows 8
  Eclispe : Version: Juno Service Release 2 Build id: 20130225-0426
  </code></pre>
  
  <p>why is this restriction. Is Aux a system folder ?</p>