Ruby-mswin32

New binary 'ruby-1.8.1-20031027'.
New binary 'racc-1.4.4-all'.

Fixed some sentences in this page. Thanks to Perry.

New binaries 'racc-1.4.3-all' and 'tmail-0.10.6-all'.

The extension libraries which use ruby's IO are not compatible between ruby 1.6.7 and ruby 1.6.8. Since I didn't notice that, the libraries for 1.6.7 and the libraries for 1.6.8 were intermingled here. But now, all extension libraries here are for 1.6.8. So, use ruby-1.6.8-preview3 :)