Create a script to convert old export sheets to FreeMarker
* Process a few more cases - now at 99% conversion for base.xml
* Report stats
Issue#: CODE-2624


git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk@24282 ef53c05b-3124-4d59-ae7d-fe3273f42be7