I should have removed this in
a0b762626, but forgot.
<!--
When beginning a new major-release series, create a new release-NN.sgml
file, removing the previous one, and change the &-reference here.
- Don't forget to update filelist.sgml. Also, add a link to the on-line
- documentation for the newly forked-off branch in the list below.
+ Don't forget to update filelist.sgml.
The reason for keeping each branch's release notes in a differently-named
file is to reduce confusion when preparing minor-release updates.