remove duplicate property page contributions
diff --git a/org.eclipse.jdt.ui/plugin.xml b/org.eclipse.jdt.ui/plugin.xml
index 97a2a2b..6e3d070 100644
--- a/org.eclipse.jdt.ui/plugin.xml
+++ b/org.eclipse.jdt.ui/plugin.xml
@@ -200,16 +200,6 @@
 		class="org.eclipse.jdt.internal.ui.preferences.SourceAttachmentPropertyPage"

 		nameFilter="*.jar">

     </page>  

-  	<page name="%infoPageName"

-		id="org.eclipse.jdt.ui.propertyPages.InfoPage" 

-		objectClass="org.eclipse.jdt.core.IJavaElement"

-		class="org.eclipse.jdt.internal.ui.preferences.JavaElementInfoPage">

-    </page>  

-   	<page name="%referencePageName"

-  	   id="org.eclipse.jdt.ui.propertypages.projectreference"

-           objectClass="org.eclipse.jdt.core.IJavaProject"

-           class="org.eclipse.ui.internal.dialogs.ProjectReferencePage">

-   	</page>

 </extension>

 

 <extension