 show an indented list of crm account merges that have
        data to purge. this includes those that have been started
        but not completed as well as those that have been completed
        but neither purged nor undone.
        Copyright (c) 1999-2014 by OpenMFG LLC, d/b/a xTuple.
        See www.xtuple.com/CPAL for the full text of the software license.
