+--- 1.6.4 2011/10/28
+
+New service definition element, xslt, that allows an embedded stylesheet
+to be defined. This can be referred to from pz:xslt as an alternative to
+external files.
+
+New pz:sortmap:field setting for specifying hints on how to make
+a target natively sort on a field. This is used for command=show in
+conjunction with sort.
+
+New pz:url setting for specifying the actual URL for a target. When
+this is used the target ID is not used as URL anymore and the target ID
+may be almost any string (not including []).