title: rename ZIP files created by tycho-p2-director-plugin
body: <p>tycho-p2-director-plugin does not seem to have a way to add a version number to the final ZIP file names. it produces</p>
  
  <pre><code>myproduct-win32.win32.x86.zip
  myproduct-macosx.cocoa.x86.zip
  myproduct-linux.gtk.x86.zip
  </code></pre>
  
  <p>while I'd like to have </p>
  
  <pre><code>myproduct-1.6.0-win32.zip
  myproduct-1.6.0-linux32.zip
  myproduct-1.6.0-macos.zip
  </code></pre>
  
  <p>what's the best way? rename with maven-antrun-plugin somehow? rename with maven resources plugin? anything elese?</p>