Bug 546968: JEE5 web model change is not reported to web.xml

- Set modification tracking when loading JEE resources

Signed-off-by: Jeff MAURY <jmaury@redhat.com>
diff --git a/plugins/org.eclipse.jst.jee/jeecreation/org/eclipse/jst/jee/model/internal/JEE5ModelProvider.java b/plugins/org.eclipse.jst.jee/jeecreation/org/eclipse/jst/jee/model/internal/JEE5ModelProvider.java
index 7e78595..82d4952 100644
--- a/plugins/org.eclipse.jst.jee/jeecreation/org/eclipse/jst/jee/model/internal/JEE5ModelProvider.java
+++ b/plugins/org.eclipse.jst.jee/jeecreation/org/eclipse/jst/jee/model/internal/JEE5ModelProvider.java
@@ -143,8 +143,10 @@
 			}
 		}
 		modelResources.add(res);
-		if (!res.eAdapters().contains(resourceAdapter))
+		if (!res.eAdapters().contains(resourceAdapter)) {
 			res.eAdapters().add(resourceAdapter);
+			res.setTrackingModification(true);
+		}
 	}
 	/**
 	 * Returns true if there are any listeners