XML parser optimized for round-tripping and code reuse
Description
XML parser optimized for round-tripping and code reuse with main
features being:
* Allows 100% round-tripping, even for weird whitespace between
attributes in the start tag or in the end tag
* Suitable for building editors and filters which want/need to
preserve the original file layout as much as possible
* Error messages have line and column information
* Easy to reuse individual components
* XML 1.1 compatible
