Added XPointer: - configure.in Makefile.am include/makefile.am: adding

Added XPointer:
- configure.in Makefile.am include/makefile.am: adding XPointer
  and XPtrtests target
- xpointer.[ch] : new files for XPointer support
- test/XPath/xptr result/XPath/xptr: added XPointer testsuite and
  more XPath tests
Daniel
24 files changed