bug#5636: safe-local-variable-values is not helpful

[Chong Yidong]

> Put the following in /tmp/foo (without the prefix spaces):
>
>     ** Local variables:
>     ** mode: org
>     ** eval: (longlines-mode 1)
>     ** End:
>
> Save it, kill it, open it, and you will get a warning about local
> variables that may not be safe.  Type '!' to permanently mark
> them as safe.  Save it, kill it, and open it again, and you will
> get the same warning.

Thank you very much for the bug report.  This was a regression (Emacs
23.1 behaved correctly), and I've just fixed it in the repository.