Seems to me that as soon as Armitage admitted it was he who revealed Plame as a CIA agent, Libby was off the hook in that suit.
In the end Bush will pardon everyone involved in this case in about 23 months. The appeals will take that long for sure, so nobody does jail time.
It has no bearing on Wilson's civil case, but the media will certainly spin this as "justice" for his wife's "outing", regardless of anything resembling a fact.