[Rd] broken link on CRAN

[Max Kuhn]

The link to

   http://cran.r-project.org/bin/macosx/R-2.12.1.pkg

on the CRAN page

   http://cran.r-project.org/bin/macosx/

is broken. Also, the email address for the webmaster is null (which is
why I'm emailing here).

Thanks,

Max