DOCBOOK: chunker.xsl for EXSLT

Attached is an adaptation of html/chunker.xsl from the DB stylesheets
which provides support for processors that support EXSLT
(http://exslt.org).  e.g. Saxon and 4XSLT.


-- 
Uche Ogbuji                               Principal Consultant
               +1 303 583 9900 x 101
Fourthought, Inc.                         http://Fourthought.com 
4735 East Walnut St, Ste. C, Boulder, CO 80301-2537, USA
Software-engineering, knowledge-management, XML, CORBA, Linux, Python