yakindu/plugins/org.yakindu.sct.ui.intro/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
   <extension
         point="org.eclipse.ui.intro.configExtension">
   		<configExtension
            configId="org.eclipse.ui.intro.universalConfig"
            content="$nl$/yakinduExtensionContent.xml"/>  
   </extension>
</plugin>