* #7581: Don't ignore buddies without keys. This improve interoperability with non Sugar clients.
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* #7849: Display PS version in the log.
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* Use gconf to get Sugar profile settings.
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* #8444: Don't rely on the roster to check if a contact handle is channel specific or not - so PS will properly create Buddy objects discovered using Gadget. Furthermore, this workaround has the nice side effect to improve compatibility with bugged shared roster (as the one of ejabberd).
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* #5618: Discard invalid handles if InspectHandles failed.