Fix copyright years

examples/pipeline/pipeline.c

@@ -1,7 +1,7 @@
 /* StarPU --- Runtime system for heterogeneous multicore architectures.
  *
- * Copyright (C) 2010, 2011, 2012  Centre National de la Recherche Scientifique
- * Copyright (C) 2010-2012  Université de Bordeaux 1
+ * Copyright (C) 2012  Centre National de la Recherche Scientifique
+ * Copyright (C) 2012  Université de Bordeaux 1
  *
  * StarPU is free software; you can redistribute it and/or modify
  * it under the terms of the GNU Lesser General Public License as published by