Bugs fixed:
- Fixed #604348, /part not implemented (Chandni Verma)
- Fixed #623682, /query and /msg command are broken (Guillaume Desmottes)
- Fixed #641491, Use tp_capabilities_supports_room_list() (Guillaume Desmottes)
- Fixed #643078, Header collision between clutter-gtk-1.0 and clutter-gtk-0.10 due to include path order (Nirbheek Chauhan)
- Fixed #643186, Certificate dialog should disappear if the connection goes away (Guillaume Desmottes)
- Fixed #611913, Empathy preferences appears in "Appearence" in control-center (Cosimo Cecchi)