examples/org.eclipse.epsilon.examples.ewl.uml/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.2"?>
<plugin>
   <extension
         point="org.eclipse.epsilon.ewl.emf.wizards">
      <wizards
            file="wizards/uml.ewl"
            namespaceURI="http://www.eclipse.org/emf/2002/Ecore">
      </wizards>
   </extension>

</plugin>