* (T186635) New language support: Guianan Creole (gcr).
* (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).
=== Other changes in 1.31 ===
* Browser support for Internet Explorer 10 was lowered from Grade A to Grade C.
'hsb' => 'hornjoserbsce', # Upper Sorbian
'ht' => 'Kreyòl ayisyen', # Haitian Creole French
'hu' => 'magyar', # Hungarian
+ 'hu-formal' => 'magyar (formal)', # Hungarian formal address
'hy' => 'Հայերեն', # Armenian
'hz' => 'Otsiherero', # Herero
'ia' => 'interlingua', # Interlingua (IALA)