<p>Extend music database fields to include</p>

<p>1. Grouping / Contentgroup (TIT1)<br>
2. Compilation / iTunescompilation (TCMP)<br>
3. Conductor (TP3)</p>

<p>Sub-tasks include</p>

<ul>
<li>Amend importer</li>
<li>Define aditional models</li>
<li>Adjust/amend skin menus</li>
</ul>