[gnome-system-log] Bump GTK requirement

[Yosef Or Boczko <yoseforb src gnome org>]

commit 70708b968f2d11535eff20a503499b05cca5cd2a
Author: Yosef Or Boczko <yoseforb gmail com>
Date:   Tue Aug 13 13:45:49 2013 +0300

    Bump GTK requirement
    
    it requires for close button in headerbar and for
    use template and use G_DEFINE_TYPE_WITH_PRIVATE.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=705886
    
    Signed-off-by: Yosef Or Boczko <yoseforb gmail com>

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 8d5e2c8..a7a7798 100644
--- a/configure.ac
+++ b/configure.ac
@@ -63,7 +63,7 @@ AS_IF([test "x$enable_zlib" != "xno"],
 AC_SUBST(Z_LIBS)
 
 GLIB_MIN_VERSION=2.31.0
-GTK_MIN_VERSION=3.8.0
+GTK_MIN_VERSION=3.9.11
 
 PKG_CHECK_MODULES(LOGVIEW,
                   glib-2.0 >= $GLIB_MIN_VERSION