[xml] additional windows exports

["Stéphane Bidoul" <stephane bidoul softwareag com>]

Hi Igor,

The following exports are required by the python bindings.
Could you commit that?

libxml2

>       htmlNodeDumpOutput

>         xmlNewTextReader
>         xmlNewTextReaderFilename
>         xmlFreeTextReader
>         xmlTextReaderRead
>         xmlTextReaderAttributeCount
>         xmlTextReaderBaseUri
>         xmlTextReaderDepth
>         xmlTextReaderHasAttributes
>         xmlTextReaderHasValue
>         xmlTextReaderIsDefault
>         xmlTextReaderIsEmptyElement
>         xmlTextReaderLocalName
>         xmlTextReaderName
>         xmlTextReaderNamespaceUri
>         xmlTextReaderNodeType
>         xmlTextReaderPrefix
>         xmlTextReaderQuoteChar
>         xmlTextReaderValue
>         xmlTextReaderXmlLang
>         xmlTextReaderClose
>         xmlTextReaderGetAttributeNo
>         xmlTextReaderGetAttribute
>         xmlTextReaderGetAttributeNs

libxslt

>       xsltAttrTemplateValueProcessNode
>       xsltCopyTree
>         xsltGetProfileInformation

Thanks.

-sbi