[MERGE] Speed up log --short / --line

[Aaron Bentley]

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James Westby wrote:
> On Mon, 2008-03-24 at 17:28 -0400, Aaron Bentley wrote:
>> James Westby wrote:
>>> In the full log case does the first revision get shown in the 0.3s
>>> or whatever from the first scenario?
>> Yes.
> 
> That's great then. I think it makes this worth having regardless of
> any impact on the total time to log, except for a huge regression
> which isn't the case here.

My patch makes a complete log slightly *faster*.

Aaron
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