[gnome-shell-extensions/gnome-3-18] Bump version to 3.18.4

[Florian Müllner <fmuellner src gnome org>]

commit 15080613bc89fffb68438aeacaf13a2512537b68
Author: Florian Müllner <fmuellner gnome org>
Date:   Mon Feb 22 17:15:34 2016 +0100

    Bump version to 3.18.4
    
    Update NEWS.

 NEWS         |    4 ++++
 configure.ac |    2 +-
 2 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 75129ee..03eeaa1 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,7 @@
+3.18.4
+======
+* apps-menu: Ignore .desktop entries from legacy dirs
+
 3.18.3
 ======
 * apps-menu: Fix .desktop entries in subdirectories
diff --git a/configure.ac b/configure.ac
index 156a946..a0579be 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ(2.63)
-AC_INIT([gnome-shell-extensions],[3.18.3],[https://bugzilla.gnome.org/enter_bug.cgi?product=gnome-shell&component=extensions])
+AC_INIT([gnome-shell-extensions],[3.18.4],[https://bugzilla.gnome.org/enter_bug.cgi?product=gnome-shell&component=extensions])
 
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_AUX_DIR([config])