Character maps required method="xml"
The Saxon XSLT and XQuery processor, developed by Saxonica
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mhkay
Character maps don't haev any effect unless the method
attribute of xsl:output is set explicitly to
method="xml" or method="xhtml" (they don't work if the
attribute is defaulted).
Reported by David Carlisle just before 7.8 was
released, fixed in 7.8.