Add copyright notice to knc driver.

driver-knc-spi-fpga.c

@@ -1,4 +1,14 @@
-/* cgminer driver for KnCminer Jupiter */
+/*
+ * cgminer driver for KnCminer devices
+ *
+ * Copyright 2013 Con Kolivas <kernel@kolivas.org>
+ * Copyright 2013 KnCminer
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 3 of the License, or (at your option)
+ * any later version.  See COPYING for more details.
+ */
 
 #include <stdlib.h>
 #include <assert.h>