preparing 2.5.0 release only warn in pedantic mode about namespace name

* configure.in NEWS: preparing 2.5.0 release
* SAX.c: only warn in pedantic mode about namespace name
  brokeness
* globals.c: fix a doc generation problem
* uri.c: fix #101520
* doc/*: updated and rebuilt the doc for the release, includuding
  stylesheet update
* python/Makefile.am: fix a filename bug
Daniel
66 files changed