No-op implementation of ElementProcessor to handle the "UIData" tag
This element contains no data and has an attribute, SelectedTab,
that indicates which sheet is currently selected
This element is not used in HSSFSerializer 1.0
author: Marc Johnson (marc_johnson27591@hotmail.com) version: CVS $Id: EPUIData.java 433543 2006-08-22 06:22:54Z crossley $