-Handle invalidate sessions (-1 hit, control-number search).
+Proxy doesn't do well, if preferredRecordSyntax is not set.
-MARCXML support.
+Per database config.
+
+Control the various optimizations with config..
Live status (via search, present).
-Documentation update.
+Possible threading.
-Avoid reverse map in COMSTACK.
+Character set conversion for SRW queries.
-SRW/SRU.
+Throw proper CQL conversion error.
-Threading.
+Honor XPath.