a5e64d83_ureStatus20120119____XWiki_org__Status_as_of_2012_01_19
[Feature] Search (better user interface, use the Lucene plugin to make results more relevant) [Status as of 2012/01/19] 
Lucene is now used by default. We still don't have an advanced search UI. Search quality has been improved but we still need to improve it.
Feature Status - Jan 2012 (Blog.FeatureStatus20120119) - XWiki.org
Status as of 2012/01/19