Log Message:
Update to 0.15:

0.15  08 Feb 2007  Grant McLean
    - Fixed handling of entities in attribute values
    - Cleaned up some benign warnings

0.14  23 Apr 2006  Matt Sergeant
    - Fixed CDATA section parsing (Uwe Voelker)
    - Fix Makefile.PL for VMS
    - Support calling set_handler() mid-parse
    - Fix for when random modules overload UNIVERSAL::AUTOLOAD()
    - Fix case when ParserDetails.ini isn't being updated but we are doing an
      upgrade.

0.13  24 Oct 2005  Matt Sergeant
    - Complete re-write of XML::SAX::PurePerl for performance
    - Support Encoding & XMLVersion in DocumentLocator interface
    - A few conformance tweaks to match perl SAX 2.1.