update copyright date

Change-Id: I33ca01c957d3058c10081555637be835d5cb4446
diff --git a/src/utils/drawing.cpp b/src/utils/drawing.cpp
index cbc97d3..e6598f9 100644
--- a/src/utils/drawing.cpp
+++ b/src/utils/drawing.cpp
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2015-2016 Savoir-faire Linux Inc.
+ *  Copyright (C) 2015-2017 Savoir-faire Linux Inc.
  *  Author: Stepan Salenikovich <stepan.salenikovich@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify