bug#27091: Request: Toggle scroll bar on each window separately

[Eli Zaretskii]

> Date: Sat, 27 May 2017 15:26:58 +0200
> From: martin rudalics <rudalics@gmx.at>
> CC: agrambot@gmail.com, 27091@debbugs.gnu.org
> 
>  > The above are just fine.  The problem is on the other end: the
>  > set-window-scroll-bars function doesn't mention that switching buffers
>  > in the window for which that function was called will reinstate the
>  > scroll bar.  (It also doesn't say what is the meaning of
>  > VERTICAL-TYPE's nil value.)  And neither does the manual.
> 
> I tried to fix these.  Please have a look.

Thanks, looks good to me.