[gnome-power-manager] Created tag GNOME_POWER_MANAGER_3_18_0

[Richard Hughes <rhughes src gnome org>]

The signed tag 'GNOME_POWER_MANAGER_3_18_0' was created.

Tagger: Richard Hughes <richard hughsie com>
Date: Mon Sep 21 10:48:09 2015 +0100

    ==== Version 3.18.0 ====

Changes since the last tag 'GNOME_POWER_MANAGER_3_17_90':

Andika Triwidada (1):
      Updated Indonesian translation

Dušan Kazik (1):
      Updated Slovak translation

Pedro Albuquerque (1):
      Updated Portuguese translation

Piotr Drąg (1):
      Updated Polish translation

Richard Hughes (3):
      trivial: Post release version bump
      Use g_autoptr() from GLib
      Release version 3.18.0