* (T186647) New language support: Kumyk [къумукъ] (kum).
* (T187750) New language support: Spanish formal address (es-formal).
* (T187824) New language support: Hungarian formal address (hu-formal).
+* (T189127) New language support: Gorontalo (gor).
=== Breaking changes in 1.31 ===
* MessageBlobStore::insertMessageBlob() (deprecated in 1.27) was removed.