bug#13634: 24.2; trailing whitespace in calendar (enhancement)

[Eli Zaretskii]

> From: Glenn Morris <rgm@gnu.org>
> Date: Wed, 06 Feb 2013 13:03:36 -0500
> Cc: 13634@debbugs.gnu.org, Arun Persaud <apersaud@lbl.gov>
> 
> Bastien wrote:
> 
> > `show-trailing-whitespace' globally to t.
> 
> So don't do that then. Set it locally in find-file-hook, or unset it in
> a calendar hook.

I agree.  Using show-trailing-whitespace in calendar doesn't make
sense, since the buffer text there is generated by a program.