[gtk+] configure.ac: bump version

[Carlos Soriano Sánchez <csoriano src gnome org>]

commit 25b036ae93ad18a9714d624349a0d76f9b879680
Author: Carlos Soriano <csoriano gnome org>
Date:   Thu Mar 10 16:28:59 2016 +0100

    configure.ac: bump version
    
    So nautilus and other consumers of the sidebar can use the non
    API-broken API of the sidebar.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 0318678..a95125b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -10,7 +10,7 @@
 
 m4_define([gtk_major_version], [3])
 m4_define([gtk_minor_version], [19])
-m4_define([gtk_micro_version], [11])
+m4_define([gtk_micro_version], [12])
 m4_define([gtk_interface_age], [0])
 m4_define([gtk_binary_age],
           [m4_eval(100 * gtk_minor_version + gtk_micro_version)])