Less ambiguous field list (for PostgreSQL compatibility).
Thanks to Michele Meloni.
Store user ID in session instead of serialized object to reduce complexity.
Updated Turkish translation (thanks to Kamil Comlekci).
Updated Czech translation (thanks to Josef Moravec).
Updated Russian translation (thanks to Valery Chelnokov)
Fixed bug: wrong variable searched.
Added Solr 4 error listener.
Eliminated obsolete RequestParseErrorException.
Fixed typo.
Resolving VUFIND-677 (Autocomplete sometimes displays suggestions out of order).
Thanks to Ere Maijala and Chris Hallberg.