2.21.2 (unstable):

Glib:
   Daniel Elstner (1):
         Treat empty Glib::spawn*() working dir as unset

   Jonathon Jongsma (1):
         Add OptionGroup::add_entry(.., double&)

Gio:
   Daniel Elstner (1):
         Remove stray semicolons

   Jonathon Jongsma (9):
         Fix build with glib from master
         wrap a couple added GDrive methods
         Wrap g_drive_eject_with_operation() and related functions
         implement GDrive::stop-button signal
         implement Gio::InetAddress::get_native_size()
         Implement Gio::Mount::mount/eject_with_operation()
         implement Gio::Volume::eject_with_operation()
         fix accidental bug in Gio::Drive::eject() that the compiler warned me about
         implement Gio::VolumeMonitor::drive-stop-button