add copyright note

Author: gfwilliams

libs/bluetooth/jswrap_bluetooth.h

@@ -1,3 +1,16 @@
+/*
+ * This file is part of Espruino, a JavaScript interpreter for Microcontrollers
+ *
+ * Copyright (C) 2016 Gordon Williams <[email protected]>
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * ----------------------------------------------------------------------------
+ * Contains JavaScript interface for nRF51/52 bluetooth
+ * ----------------------------------------------------------------------------
+ */
 #include "jspin.h"
 
 // public static methods.