[gnome-music] query: Remove undefined values from playlist order

[Arnel A. Borja <arnelborja src gnome org>]

commit 5c7eda9ee3bb92a1ab5ed1bf279b4a6e925b1225
Author: Arnel Borja <arnelborja src gnome org>
Date:   Sun Nov 16 22:35:52 2014 +0800

    query: Remove undefined values from playlist order

 gnomemusic/query.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gnomemusic/query.py b/gnomemusic/query.py
index eb8b4cd..cef96fc 100644
--- a/gnomemusic/query.py
+++ b/gnomemusic/query.py
@@ -469,7 +469,7 @@ class Query():
                 )
             }
         }
-    ORDER BY fn:lower-case(?title) ?author ?albumyear
+    ORDER BY fn:lower-case(?title)
     '''.replace('\n', ' ').strip() % {
             'where_clause': where_clause.replace('\n', ' ').strip(),
             'music_dir': Query.MUSIC_URI,