title: Should I provide a LICENSE.txt or COPYING.txt file in my project?
body: <p>Does it matter? Should I use one or the other? Or both, even? Can the license file be <em>any</em> name? (With any extension?)</p>
  
  <p>I'm sure there's a "best practices" guide that contains all this, but I'm not having any luck finding it.</p>