[babl] extensions/two-table: temporarily disable

[Øyvind "pippin" Kolås <ok src gnome org>]

commit e89099571b488ce31941ee04b546277521c28e99
Author: Øyvind Kolås <pippin gimp org>
Date:   Sat Jul 7 22:46:50 2018 +0200

    extensions/two-table: temporarily disable
    
    When viewing PNGs with attached ICC profiles the gegl binary produces black
    if the two-table extension is active. Something is wrong in babl even accepting
    these paths.

 extensions/two-table.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/extensions/two-table.c b/extensions/two-table.c
index 4b263cc..be69e5f 100644
--- a/extensions/two-table.c
+++ b/extensions/two-table.c
@@ -203,6 +203,8 @@ init (void)
   char *testchar = (char*) &testint;
   int   littleendian = (testchar[0] == 23);
 
+  return 0; // temporarily disable, it is interfering with space invasion
+
   if (littleendian)
     {
       const Babl *f24 = babl_format_new (