[libgweather] Post-release version bump to 3.18.0

[Giovanni Campagna <gcampagna src gnome org>]

commit 5c0bb3ad39a3a5a354f87c32999959a8c56971df
Author: Giovanni Campagna <gcampagna src gnome org>
Date:   Fri Sep 11 10:29:10 2015 -0700

    Post-release version bump to 3.18.0

 configure.ac |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 13987c0..9a193b3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 m4_define(libgweather_major_version,   3)
-m4_define(libgweather_minor_version,  17)
-m4_define(libgweather_micro_version,  92)
+m4_define(libgweather_minor_version,  18)
+m4_define(libgweather_micro_version,  0)
 m4_define(libgweather_version, libgweather_major_version.libgweather_minor_version.libgweather_micro_version)
 
 AC_INIT([libgweather],