Added Audacity 2.0.4

<?xml version="1.0"?>
<interface xmlns="http://zero-install.sourceforge.net/2004/injector/interface" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://zero-install.sourceforge.net/2004/injector/interface http://0install.de/schema/injector/interface/interface.xsd http://0install.de/schema/desktop-integration/capabilities http://0install.de/schema/desktop-integration/capabilities/capabilities.xsd">
  <name>Audacity</name>
  <summary xml:lang="en">fast multi-track audio editor and recorder</summary>
  <summary xml:lang="de">schneller Mehrspur-Audio-Editor und -Aufzeichner</summary>
  <description xml:lang="en">A fast multi-track audio editor and recorder. Supports WAV, AIFF, Ogg, and MP3 formats. Features include envelope editing, mixing, built-in effects and plug-ins, all with unlimited undo.</description>
  <description xml:lang="de">Ein schneller Mehrspur-Audio-Editor und -Aufzeichner. Unterstützt die WAV, AIFF, Ogg, und MP3 Formate.</description>
  <homepage>http://audacity.sourceforge.net/</homepage>
  <icon href="http://0install.de/feeds/images/Audacity.png" type="image/png"/>
  <icon href="http://0install.de/feeds/images/Audacity.ico" type="image/vnd.microsoft.icon"/>
  <category>Audio</category>
  <feed-for interface="http://0install.de/feeds/Audacity.xml"/>
  <group license="GPL v2 (GNU General Public License)">
    <implementation arch="Windows-*" id="sha1new=6111ecaf9e85efb89d5fca3bb07af5f00171b052" main="audacity.exe" released="2013-09-06" stability="stable" version="2.0.4">
      <manifest-digest sha256new="3X4FGKGUC67E7RDSHQYWA72BL7KBZQ37I4GA76NLDAOH6DTUKSCA"/>
      <archive extract="Audacity 2.0.4" href="http://downloads.sourceforge.net/audacity/audacity-win-2.0.4.zip" size="8540121" type="application/zip"/>
    </implementation>
  </group>
</interface>