2.32.0 (stable):

Glib:
* Dispatcher: Don't send messages to a deleted Dispatcher.
  (Kjell Ahlstedt) Bug #651942
* Make SignalTimeout/SignalIdle::connect_once() more thread safe.
  (Kjell Ahlstedt) Suggested by Chris Vine. Bug #396963
* Document Glib::Property and Glib::PropertyBase.
  (Mark Vender) Bug #673291

gmmproc:
* Add macro _CUSTOM_CTOR_CAST in _CLASS_BOXEDTYPE.
  (Kjell Ahlstedt) Bug #511136, comment 20.
* Generate the documentation of default constructors of interface classes.
  (Mark Vender) Bug #673213

Build:
* Update Visual Studio projects.
  (Chun-wei Fan)