Fix for bug 658834 - Use GDbus via gobject-introspection instead dbus-python
Fix for bug 658834 - Use GDbus via gobject-introspection instead dbus-python

Technically, this is the final change necessary rather than the only
change. :)

GNOME/orca,GNOME/orca,pvagner/orca,GNOME/orca,chrys87/orca-beep,chrys87/orca-beep,pvagner/orca,h4ck3rm1k3/orca-sonar,chrys87/orca-beep,GNOME/orca,h4ck3rm1k3/orca-sonar,pvagner/orca,h4ck3rm1k3/orca-sonar,chrys87/orca-beep,pvagner/orca