[index] [minor] add indexes
diff --git a/patches/1311/p01_cleanup.py b/patches/1311/p01_cleanup.py
index e4953e6..3fd798a 100644
--- a/patches/1311/p01_cleanup.py
+++ b/patches/1311/p01_cleanup.py
@@ -1,3 +1,6 @@
+# Copyright (c) 2013, Web Notes Technologies Pvt. Ltd.
+# License: GNU General Public License v3. See license.txt
+
 import webnotes
 
 def execute():