-Explain support - including d1 to grs (d1_grs.c) in YAZ; Zebra
- to auto-generate explain information depending on data1 system.
+Finish XPath-like search including attributes.
+
+Explain category Attributedetails should include name/description
+of search- attribute.
+
+System number sorting.
+
+Configurable default sorting criteria - used when query is not ranked.
+
+Use first field in sorting, i.e. author.
+
+Size of sort entries should be configurable.
+
+Configurable default search attributes. (zebramap.c)