[gnome-continuous] manifest: Switch to cogl-1.18

[Colin Walters <walters src gnome org>]

commit a91f14cd951e8c495a625df943e96baa1ff51142
Author: Colin Walters <walters verbum org>
Date:   Thu Oct 24 12:58:51 2013 -0400

    manifest: Switch to cogl-1.18
    
    Matching jhbuild for GNOME 3.12.

 manifest.json |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/manifest.json b/manifest.json
index da5a609..538d004 100644
--- a/manifest.json
+++ b/manifest.json
@@ -565,7 +565,7 @@
                                 "--enable-wayland-egl-server",
                                 "--enable-kms-egl-platform",
                                 "--enable-xlib-egl-platform"],
-                "branch": "cogl-1.16"},
+                "branch": "cogl-1.18"},
 
                {"src": "gnome:clutter",
                 "config-opts": ["--enable-installed-tests",