+For search, when limit and or filtering is in place and search
+is identical to previous search, the result set is re-used and the
+target is not searched.
+
+Limits may work perform local filtering as well, by using "local:"
+for a limitmap.
+
+--- 1.6.5 2011/11/01
+
+Updated bytarget command to contain a suggestions element with misspelled
+words and suggestions to these. pz2.js has been updated to deliver this
+onwards as well. Only target that currently delivers this is the solr
+client in YAZ 4.2.18.
+
+--- 1.6.4 2011/10/28