* Wikimedia\Rdbms\IDatabase::doAtomicSection(), non-native ::insertSelect(),
and non-MySQL ::replace() and ::upsert() no longer roll back the whole
transaction on failure.
+* (T189785) Added a monthly heartbeat ping to the pingback feature.
=== External library changes in 1.31 ===
The supported versions are:
* MySQL 5.0.3 or later
-* PostgreSQL 8.3 or later
+* PostgreSQL 9.2 or later
* SQLite 3.3.7 or later
* Oracle 9.0.1 or later
* Microsoft SQL Server 2005 (9.00.1399)