- xpath.c: fixed the comaprision of values and nodelists,
  need to compare nodelist still ...
- debugXML.c: avoided a possible core dump
- HTMLparser.c: cleanup
- nanohttp.c: contributed fix.
- tree.c: fixes in properties handling added xmlSetNsProp
  needed by libxslt
- xpathInternals.h: exported xmlXPathBooleanFunction, added a
  comment
- TODO: updated
Daniel