markup pmc
replace generate_xml_packages.py by make_xml_packages.py
http://trac.scielo.org/trac/PC-Programs/ticket/214
http://trac.scielo.org/trac/PC-Programs/ticket/215
http://trac.scielo.org/trac/PC-Programs/ticket/152
http://trac.scielo.org/trac/PC-Programs/ticket/157
http://trac.scielo.org/trac/PC-Programs/ticket/206
http://trac.scielo.org/trac/PC-Programs/ticket/207

dtd - parser
td contains PCDATA and ifloat
fngrp*

xml_converter
http://trac.scielo.org/trac/PC-Programs/ticket/205