Fixed problem when handling indexfiles larger than 8G.
Added latest patches to MIT-pthreads for NetBSD.
Fixed problem with time zones that are < GMT - 11.
Fixed a bug when deleting packed keys in NISAM.
Fixed problem with ISAM when doing some ORDER BY ... DESC queries.
Fixed bug when doing a join on a text key which didn't cover the whole key.
Option --delay-key-write didn't enable delayed key writing.
Fixed update of TEXT column which involved only case changes.
Fixed that INSERT DELAYED doesn't update timestamps that are given.
Added function YEARWEEK() and options x, X, v and V to DATE_FORMAT().
Fixed problem with MAX(indexed_column) and HEAP tables.
Fixed problem with BLOB NULL keys and LIKE "prefix%".
Fixed problem with MyISAM and fixed-length rows < 5 bytes.
Fixed problem that could cause MySQL to touch freed memory when doing very complicated GROUP BY queries.
Fixed core dump if you got a crashed table where an ENUM field value was too big.