bug#32176: Add emacs-adoc-mode

[Leo Famulari]

On Mon, Jul 16, 2018 at 01:34:01PM -0400, Jack Hill wrote:
> Attached are to patches for adding adoc-mode for Emacs to Guix. adoc-mode
> needs markup-faces which is added in the first patch, and adoc-mode is added
> in the second. Both package definitions were created with the help of `guix
> import elpa`.

Thanks! Pushed as 36a71ce04d357a594f4b9c17712e9a2330a6fbab

> From c4e326a3551a98e13c4ed3160e9c24b8a5afe607 Mon Sep 17 00:00:00 2001
> From: Jack Hill <address@hidden>
> Date: Mon, 16 Jul 2018 13:22:28 -0400
> Subject: [PATCH 1/2] gnu: Add emacs-markup-faces
> 
> * gnu/packages/emacs.scm (emacs-markup-faces): New variable.

I added a copyright line for you to the emacs module.

> +    (description
> +     "Like font-lock-faces, but tailored for markup languages instead 
> programming
> +languages.  The sub group markup-faces-text is also intended for 'text 
> viewing
> +modes' such as info or (wo)man.  This gives a common look and feel, or let's
> +say theme, across different markup language modes and 'text viewing modes'
> +respectively.")

> +    (description
> +     "Emacs major mode for editing AsciiDoc files.  It focuses on 
> highlighting
> +the document to improve readability.")

I also made sure the descriptions were composed of complete sentences,
as requested in the manual section Synopses and Descriptions:

https://www.gnu.org/software/guix/manual/en/html_node/Synopses-and-Descriptions.html

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