individual-menu: fix GeeIterator leak
individual-menu: fix GeeIterator leak

https://bugzilla.gnome.org/show_bug.cgi?id=683864

GNOME/telepathy-account-widgets,Distrotech/telepathy-account-widgets,Distrotech/telepathy-account-widgets,GNOME/telepathy-account-widgets,GNOME/telepathy-account-widgets