[XML-SIG] c14n algo id update

[Rich Salz]

> but I believe that the current value for xml.ns.DSIG.C14N =
> "http://www.w3.org/TR/2000/CR-xml-c14n-20010315" can now be updated
> to "http://www.w3.org/TR/2001/REC-xml-c14n-20010315".

Yup.

Also, someone should probably add EXCC14N with its URI, too.
        /r$

--
Rich Salz                  Chief Security Architect
DataPower Technology       http://www.datapower.com
XS40 XML Security Gateway  http://www.datapower.com/products/xs40.html
XML Security Overview      http://www.datapower.com/xmldev/xmlsecurity.html