bootloader: Add extlinux support.

* gnu/bootloader.scm: New file.
* gnu/bootloader/extlinux.scm: New file.
* gnu/bootloader/grub.scm: New file.
* gnu/local.mk: Build new files.
* gnu/system.scm: Adapt to new bootloader api.
* gnu/scripts/system.scm: Adapt to new bootloader api.
* gnu.scm: Remove (gnu system grub) and replace by (gnu bootloader) and (gnu
bootloader grub) modules.
* gnu/system/grub.scm: Moved content to gnu/bootloader/grub.scm.
* gnu/system/vm: Replace (gnu system grub) module by (gnu bootloader).
* gnu/tests.scm: Ditto.
* gnu/tests/nfs.scm: Ditto.

1 files changed, 2 insertions, 1 deletions

diff --git a/gnu/tests.scm b/gnu/tests.scm
index 810711ab911..2886a982f46 100644
--- a/gnu/tests.scm
+++ b/gnu/tests.scm
@@ -1,5 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2016, 2017 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -20,8 +21,8 @@
   #:use-module (guix gexp)
   #:use-module (guix utils)
   #:use-module (guix records)
+  #:use-module (gnu bootloader grub)
   #:use-module (gnu system)
-  #:use-module (gnu system grub)
   #:use-module (gnu system file-systems)
   #:use-module (gnu system shadow)
   #:use-module (gnu services)