[gnome-applets] bump version to 3.18.0, update NEWS

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 459ed5209e3a1f84c145eb06a179d3da3d252ae4
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun Sep 27 21:57:15 2015 +0300

    bump version to 3.18.0, update NEWS

 NEWS         |   14 ++++++++++++++
 configure.ac |    4 ++--
 2 files changed, 16 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index ed4cf10..7a44fd2 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,17 @@
+Version 3.18.0
+==============
+- Added Inhibit applet, previously was part of gnome-power-manager project.
+  (Balló György)
+- Added Brightness applet, previously was part of gnome-power-manager project.
+  (Balló György)
+- Added Tracker Search Bar applet, previously was part of tracker project.
+  (Balló György)
+- Ported away from gnome-common. (Alberts Muktupāvels)
+- Window Picker applet is now built as in-process applet. (Sebastian Geiger)
+- Updated translations:
+  Balázs Úr (hu), Daniel Mustieles (es), Gábor Kelemen (hu),
+  Marek Černocký (cs), Piotr Drąg (pl), Yosef Or Boczko (he).
+
 Version 3.17.2
 ==============
 - Updated translations:
diff --git a/configure.ac b/configure.ac
index be99be7..3e62541 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,8 +3,8 @@ dnl Define version info
 dnl **************************************************************************
 
 m4_define([ga_major_version], [3])
-m4_define([ga_minor_version], [17])
-m4_define([ga_micro_version], [2])
+m4_define([ga_minor_version], [18])
+m4_define([ga_micro_version], [0])
 m4_define([ga_version], [ga_major_version.ga_minor_version.ga_micro_version])
 
 dnl **************************************************************************