[gnome-nibbles] Translate score categories

[Michael Catanzaro <mcatanzaro src gnome org>]

commit c4842f0cae4a8d7084aa739b164591a96b1e74dc
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Fri Feb 12 18:43:34 2016 -0600

    Translate score categories
    
    https://bugzilla.gnome.org/show_bug.cgi?id=761973

 src/gnome-nibbles.vala |   24 ++++++++++++++++--------
 1 files changed, 16 insertions(+), 8 deletions(-)
---
diff --git a/src/gnome-nibbles.vala b/src/gnome-nibbles.vala
index 9684c76..697f8e4 100644
--- a/src/gnome-nibbles.vala
+++ b/src/gnome-nibbles.vala
@@ -608,14 +608,22 @@ public class Nibbles : Gtk.Application
     private void create_scores ()
     {
         scorecats = new Gee.LinkedList<Games.Scores.Category> ();
-        scorecats.add (new Games.Scores.Category ("beginner", "Beginner"));
-        scorecats.add (new Games.Scores.Category ("slow", "Slow"));
-        scorecats.add (new Games.Scores.Category ("medium", "Medium"));
-        scorecats.add (new Games.Scores.Category ("fast", "Fast"));
-        scorecats.add (new Games.Scores.Category ("beginner-fakes", "Beginner with Fakes"));
-        scorecats.add (new Games.Scores.Category ("slow-fakes", "Slow with Fakes"));
-        scorecats.add (new Games.Scores.Category ("medium-fakes", "Medium with Fakes"));
-        scorecats.add (new Games.Scores.Category ("fast-fakes", "Fast with Fakes"));
+        /* Translators: Difficulty level displayed on the scores dialog */
+        scorecats.add (new Games.Scores.Category ("beginner", _("Beginner")));
+        /* Translators: Difficulty level displayed on the scores dialog */
+        scorecats.add (new Games.Scores.Category ("slow", _("Slow")));
+        /* Translators: Difficulty level displayed on the scores dialog */
+        scorecats.add (new Games.Scores.Category ("medium", _("Medium")));
+        /* Translators: Difficulty level displayed on the scores dialog */
+        scorecats.add (new Games.Scores.Category ("fast", _("Fast")));
+        /* Translators: Difficulty level with fake bonuses, displayed on the scores dialog */
+        scorecats.add (new Games.Scores.Category ("beginner-fakes", _("Beginner with Fakes")));
+        /* Translators: Difficulty level with fake bonuses, displayed on the scores dialog */
+        scorecats.add (new Games.Scores.Category ("slow-fakes", _("Slow with Fakes")));
+        /* Translators: Difficulty level with fake bonuses, displayed on the scores dialog */
+        scorecats.add (new Games.Scores.Category ("medium-fakes", _("Medium with Fakes")));
+        /* Translators: Difficulty level with fake bonuses, displayed on the scores dialog */
+        scorecats.add (new Games.Scores.Category ("fast-fakes", _("Fast with Fakes")));
 
         scores_context = new Games.Scores.Context ("gnome-nibbles",
                                                    /* Displayed on the scores dialog, preceeding a 
difficulty. */