bug#9130: Document Lisp mode fontification for strings after :documentation

[Eli Zaretskii]

> Date: Wed, 16 Dec 2015 22:40:30 +0530
> From: Shakthi Kannan <shakthimaan@gmail.com>
> 
> Attached patch that updates etc/NEWS for fontification of strings
> after :documentation in Lisp mode.

Thanks.  A couple of comments:

> --- a/etc/NEWS
> +++ b/etc/NEWS
> @@ -631,7 +631,13 @@ respectively, `show-paren-when-point-inside-paren' or
>  `show-paren-when-point-in-periphery'.
>  
>  ** Lisp mode
> -*** Strings after `:documentation' are highlighted as docstrings.
> +
> ++++
> +*** Strings after `:documentation' are highlighted as docstrings. This
> +enhances Lisp mode fontification to handle documentation of the form
> +(:documentation "the doc string") used in Common Lisp code for CLOS
> +class and slot documentation.

The first sentence should be alone on its line, with the rest in the
following lines.

Also, you are marking this as documented, but in what manual did you
find this documented?  The original commit that added this feature
didn't include any documentation changes.