php-pear-XML_FastCreate can optionally use package "php-pear-XML_Tree" (version >= 2.0b2)
php-pear-XML_FastCreate can optionally use package "php-pear-XML_DTD" (version >= 0.4.1)
php-pear-XML_FastCreate can optionally use package "php-pear-XML_Beautifier" (version >= 1.1)
php-pear-XML_FastCreate can optionally use package "php-pear-XML_HTMLSax" (version >= 2.1.2)
