Roll out of new code to codebrowse.launchpad.net

[Michael Hudson]

Michael Hudson wrote:
> This is just a quick update to say that I've updated the loggerhead code
> that runs the codebrowse.launchpad.net service (the "Browse Code" link
> from the view of a branch).  The new code is faster and more robust, and
> strives to waste less space on the page.

I should mention that the style changes are due to work by Kent Gibson,
so thanks are due to him for this!

Cheers,
mwh