Bug 97429 [build path] Native library attribute should be available on the container as well
RC1 Why don't we have a native library attribute for class path containers ?
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/SourceContainerWorkbookPage.java
CPListElement selElement=  elem.getParent();
			OutputLocationDialog dialog= new OutputLocationDialog(getShell(), selElement, fClassPathList.getElements());
			if (dialog.open() == Window.OK) {
				selElement.setAttribute(CPListElement.OUTPUT, dialog.getOutputLocation());
				fFoldersList.refresh();
				fClassPathList.dialogFieldChanged(); 
			}
		} else if (key.equals(CPListElement.EXCLUSION) || key.equals(CPListElement.INCLUSION)) {
			EditFilterWizard wizard= newEditFilterWizard(elem.getParent(), fFoldersList.getElements(), fOutputLocationField.getText());
			OpenBuildPathWizardAction action= new OpenBuildPathWizardAction(wizard);
			action.run();
		}
	}
	protected void sourcePageSelectionChanged(DialogField field) {
		List selected= fFoldersList.getSelectedElements();
		fFoldersList.enableButton(IDX_EDIT, canEdit(selected));
		fFoldersList.enableButton(IDX_REMOVE, canRemove(selected));
		boolean noAttributes= containsOnlyTopLevelEntries(selected);
		fFoldersList.enableButton(IDX_ADD, noAttributes);
	}
	
	private void removeEntry() {
		List selElements= fFoldersList.getSelectedElements();
		for (int i= selElements.size() - 1; i >= 0 ; i--) {
			Object elem= selElements.get(i);
			if (elem instanceof CPListElementAttribute) {
				CPListElementAttribute attrib= (CPListElementAttribute) elem;
				String key= attrib.getKey();
				Object value= null;
				if (key.equals(CPListElement.EXCLUSION) || key.equals(CPListElement.INCLUSION)) {