[gegl] gegl: do not default to use opencl

[Øyvind Kolås <ok src gnome org>]

commit 793a1a9d3d9186d29c5c017fa09752aa5358bfca
Author: Øyvind Kolås <pippin gimp org>
Date:   Wed Nov 15 23:21:59 2017 +0100

    gegl: do not default to use opencl

 gegl/gegl-config.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gegl/gegl-config.c b/gegl/gegl-config.c
index 5f3ee2a..ba096d7 100644
--- a/gegl/gegl-config.c
+++ b/gegl/gegl-config.c
@@ -237,7 +237,7 @@ gegl_config_class_init (GeglConfigClass *klass)
                                    g_param_spec_boolean ("use-opencl",
                                                          "Use OpenCL",
                                                          "Try to use OpenCL",
-                                                         TRUE,
+                                                         FALSE,
                                                          G_PARAM_READWRITE |
                                                          G_PARAM_CONSTRUCT));