TODO Items:
-clean up code - remove unused functions/code that still remain from previous filter
-header/footer - create another master page for first-page headers and footers
-check headings processing & fix "unhandled tab justification code: 6" errors
-tablehandler - process borders so there are no double borders where there shouldn't be
        -process cell/column width
-fields - parse more text fields
-in bulleted lists - check that the bullet character processing is done correctly
-fix all bugs & errors people find in documents :)
-other TODO items scatter through the code
