[libgames-support] Add another FIXME

[Michael Catanzaro <mcatanzaro src gnome org>]

commit e3ea027b6b6f4f8c8686c35a3053a9670ea37dbd
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Sun Feb 22 17:32:22 2015 -0600

    Add another FIXME

 scores/context.vala |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/scores/context.vala b/scores/context.vala
index e5b6327..8f983b7 100644
--- a/scores/context.vala
+++ b/scores/context.vala
@@ -202,6 +202,7 @@ public class Context : Object
 
     private void load_scores_from_files () throws Error
     {
+        // FIXME this function does not seem to work at all
         if (game_window != null && game_window.visible)
         {
             warning ("The application window associated with the GamesScoresContext " +