[gnome-software] trivial: Depend on GTK+3.16

[Matthias Klumpp <mak src gnome org>]

commit 0efc2c94fe90732e3bccc6c7bc010a4608f47f91
Author: Matthias Klumpp <matthias tenstral net>
Date:   Mon Jun 1 16:51:07 2015 +0200

    trivial: Depend on GTK+3.16
    
    GNOME-Software needs at least GTK+3.16 to compile, due to the use of
    functions like gtk_label_set_xalign () which were introduced in that
    release.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index ce7e943..72f6d0f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -59,7 +59,7 @@ GLIB_GSETTINGS
 dnl ---------------------------------------------------------------------------
 dnl - Check library dependencies
 dnl ---------------------------------------------------------------------------
-PKG_CHECK_MODULES(GTK, gtk+-3.0 >= 3.14.1 gio-unix-2.0)
+PKG_CHECK_MODULES(GTK, gtk+-3.0 >= 3.16 gio-unix-2.0)
 PKG_CHECK_MODULES(PACKAGEKIT, packagekit-glib2 >= 1.0.0)
 PKG_CHECK_MODULES(APPSTREAM, appstream-glib >= 0.3.4)
 PKG_CHECK_MODULES(SQLITE, sqlite3)