2.27.1: (unstable): Gio: * AsyncInitable: Add create_finish(). * DBusProxy: - Add call(), call_finish() and call_sync() methods. - Add properties and signals. (José Alburquerque) * Variant: create methods: Remove the floating reference of the GVariants, correcting our memory management. Glib: * Added get_system_data_dirs() and get_system_config_dirs(). (Murray Cumming) * Build: Fix a Windows build problem caused by the removal of the optional-API ifdefs. (José Alburquerque)