The change log at
ChangeLog.html
describes the recents commits
to the CVS at
http://cvs.gnome.org/viewcvs/libxslt/
code base.Those are the public releases made:
1.1.9: Aug 22 2004:
  - build fixes: missing tests (William Brack), Python dependancies, Python
   on 64bits boxes, --with-crypto flag (Rob Richards),
  - fixes: RVT key handling (William), Python binding (William and Sitsofe
   Wheeler), key and XPath troubles (William), template priority on imports
   (William), str:tokenize with empty strings (William), #default namespace
   alias behaviour (William), doc ordering missing for main document
   (William), 64bit bug (Andreas Schwab)
  - improvements: EXSLT date:sum added (Joel Reed), hook for document
   loading for David Hyatt, xsltproc --nodtdattr to avoid defaulting DTD
   attributes, extend xsltproc --version with CVS stamp (William).
  - Documentation: web page problem reported by Oliver Stoeneberg