bug 985676 - Yahoo updates (mostly HTTPS updates, plus some toolbar versions were out of date), part 1, a=mconnor

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extra : rebase_source : 2b6c3f287d35326f95be789d9483c27dda29b4e1
bug 985676 - Yahoo updates, more HTTP to HTTPS conversions, part 2, a=mconnor

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extra : rebase_source : 0329d679736d01cb9d42063b5ef08b4abdc2a984