runtime/contexts/org.eclipse.rcptt.ctx.group.impl/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin> <extension
       point="org.eclipse.rcptt.core.contextProcessors">
    <processor
          class="org.eclipse.rcptt.ctx.group.impl.GroupContextProcessor"
          type="org.eclipse.rcptt.ctx.group">
    </processor>
 </extension>
</plugin>