Fix a core dump of COPY TO when client/server encodings don't match (Tom)

Allow pg_dump to work with pre-7.2 servers (Philip)

contrib/adddepend fixes (Tom)

Fix problem with deletion of per-user/per-database config settings (Tom)

contrib/vacuumlo fix (Tom)

Allow 'password' encryption even when pg_shadow contains MD5 passwords (Bruce)

contrib/dbmirror fix (Steven Singer)

Optimizer fixes (Tom)

contrib/tsearch fixes (Teodor Sigaev, Magnus)

Allow locale names to be mixed case (Nicolai Tufar)

Increment libpq library's major version number (Bruce)

pg_hba.conf error reporting fixes (Bruce, Neil)

Add SCO Openserver 5.0.4 as a supported platform (Bruce)

Prevent EXPLAIN from crashing server (Tom)

SSL fixes (Nathan Mueller)

Prevent composite column creation via ALTER TABLE (Tom)