Add optional inclusion of org.eclipse.jdt.apt feature.
diff --git a/org.eclipse.jdt-feature/feature.xml b/org.eclipse.jdt-feature/feature.xml
index 0bb2fc3..38ad76d 100644
--- a/org.eclipse.jdt-feature/feature.xml
+++ b/org.eclipse.jdt-feature/feature.xml
@@ -19,6 +19,8 @@
       <discovery label="%updateSiteName" url="http://update.eclipse.org/updates/3.0"/>
    </url>
 
+   <includes id="org.eclipse.jdt.apt" version="0.0.0" optional="true" /> 
+
    <requires>
       <import plugin="org.eclipse.platform" version="3.1.0" match="compatible"/>
    </requires>