Update version to 0.4

configure.ac

@@ -17,7 +17,7 @@ You should have received a copy of the GNU General Public License
 along with Emacs-Guix.  If not, see <http://www.gnu.org/licenses/>.
 ]])
 
-AC_INIT([Emacs-Guix], [0.3.4], [[email protected]], [emacs-guix],
+AC_INIT([Emacs-Guix], [0.4], [[email protected]], [emacs-guix],
         [https://alezost.github.io/guix.el/])
 
 AC_COPYRIGHT(EMACS_GUIX_CONFIGURE_COPYRIGHT)

elisp/guix.el

@@ -1,9 +1,9 @@
 ;;; guix.el --- Interface for GNU Guix
 
-;; Copyright © 2016–2017 Alex Kost <[email protected]>
+;; Copyright © 2016–2018 Alex Kost <[email protected]>
 
 ;; Author: Alex Kost <[email protected]>
-;; Version: 0.3.4
+;; Version: 0.4
 ;; URL: https://alezost.github.io/guix.el/
 ;; Keywords: tools
 ;; Package-Requires: ((emacs "24.3") (dash "2.11.0") (geiser "0.8") (bui "1.1.0") (magit-popup "2.1.0") (edit-indirect "0.1.4"))
@@ -34,6 +34,8 @@
 ;;
 ;; - to look at, compare and remove profile generations;
 ;;
+;; - to look at system services and generations (if you use GuixSD);
+;;
 ;; - to do many other things.
 ;;
 ;; Run "M-x guix-help" to look at the summary of available commands.