ui/org.eclipse.pde/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.0"?>
<plugin>

   <extension
         point="org.eclipse.ui.intro.configExtension">
      <configExtension
            configId="org.eclipse.ui.intro.universalConfig" 
            content="$nl$/intro/overviewExtensionContent.xml"/>  
      <configExtension
            configId="org.eclipse.ui.intro.universalConfig"
            content="$nl$/intro/tutorialsExtensionContent.xml"/>
      <configExtension
            configId="org.eclipse.ui.intro.universalConfig"
            content="$nl$/intro/samplesExtensionContent.xml"/>
      <configExtension
            configId="org.eclipse.ui.intro.universalConfig"
            content="$nl$/intro/samplesExtensionContent2.xml"/>
      <configExtension
            configId="org.eclipse.ui.intro.universalConfig"
            content="$nl$/intro/whatsnewExtensionContent.xml"/> 
   </extension>

   <extension 
   		 point="org.eclipse.ui.cheatsheets.cheatSheetContent">
      <category
            id="org.eclipse.pde"
            name="%cheatsheet.category.pde"/>
      <cheatsheet
            category="org.eclipse.pde"
            composite="true"
            contentFile="$nl$/cheatsheets/helloworld-composite.xml"
            id="org.eclipse.pde.helloworld"
            name="%cheatsheet.helloworld.name">
         <description>%cheatsheet.helloworld.desc</description>
      </cheatsheet>
      <cheatsheet
            category="org.eclipse.pde"
            composite="true"
            contentFile="$nl$/cheatsheets/rcpapp-composite.xml"
            id="org.eclipse.pde.rcpapp"
            name="%cheatsheet.rcpapp.name">
         <description>
            %cheatsheet.rcpapp.desc
         </description>
      </cheatsheet>
   </extension>
   
</plugin>