Fixes to candidates page

[Jeff Waugh <jdub perkypants org>]

Hey folks,

Most of the links to candidacy statements on the 2006 candidates page were
broken, so I fixed them up, and in the process, normalised them all to their
foundation-announce list location.

Thanks,

- Jeff

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linux.conf.au 2007: Sydney, Australia           http://lca2007.linux.org.au/
 
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