>   > >     (defgroup highlight-80+ nil
>   > >       "Highlight characters beyond column 80."
>   > >       :group 'faces)
>   > >
>
>   > >     (defcustom highlight-80+-columns 80
>   > >       "*Number of columns to allow in lines."
>   > >       :group 'highlight-80+
>   > >       :type 'integer)
>
>   > >
>   > > Perhaps this should be a standard feature
>   > > so that this variable could have a shorter and more natural name.
>   > >
>   >
>   >
>   > Well, whitespace.el has a similar feature:
>   >
>   >
>   > ;; Thanks to nschum (EmacsWiki) for the idea about highlight "long"
>   > ;; lines tail.  See EightyColumnRule (EmacsWiki).
>
>
> Can you please document this at least in etc/NEWS?  Otherwise it's very
> hard to guess that such a feature would be found in whitespace.el ...




You're right!  I had not much time to do it, but I'll put the whitespace.el
main features in etc/NEWS.



  > (defcustom whitespace-line-column 80
>   >  "*Specify column beyond which the line is highlighted.
>   >
>   > Used when `whitespace-style' includes `lines' or `lines-tail'."
>   >  :type '(integer :tag "Line Length")
>   >  :group 'whitespace)
>