gnu: Add emacs-nerd-icons.

* gnu/packages/emacs-xyz.scm (emacs-nerd-icons): New variable.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
Change-Id: Ie7e52ca3fb40986185061fb283b13e2828e963a8

gnu/packages/emacs-xyz.scm

@@ -28172,6 +28172,27 @@ editors to read the file format and adhere to defined styles.  EditorConfig
 files are easily readable and they work nicely with version control systems.")
     (license license:gpl3+)))
 
+(define-public emacs-nerd-icons
+  (package
+    (name "emacs-nerd-icons")
+    (version "0.1.0")
+    (home-page "https://github.com/rainstormstudio/nerd-icons.el")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference (url home-page) (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "0ggj6lm02m7nb5gxnqs2v2lkxsclml6kq176vam9qyg1fsm7yvdw"))))
+    (build-system emacs-build-system)
+    (arguments
+     (list #:include #~(cons "^data\\/" %default-include)))
+    (synopsis "Library for easily using nerd font icons inside Emacs")
+    (description "Nerd-icons an alternative to all-the-icons.  It works on both
+GUI and terminal, and requires a nerd font installed on your system.")
+    (license license:gpl3+)))
+
 (define-public emacs-all-the-icons
   (package
     (name "emacs-all-the-icons")