BootManagerLib: Update copyright, use BSD license instead of Intel license.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19168 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Library/BootManagerLib/BootManager.c

@@ -1,14 +1,14 @@
 /** @file
   The boot manager reference implementation
 
-  Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>
-  This software and associated documentation (if any) is furnished
-  under a license and may only be used or copied in accordance
-  with the terms of the license. Except as permitted by such
-  license, no part of this software or documentation may be
-  reproduced, stored in a retrieval system, or transmitted in any
-  form or by any means without the express written consent of
-  Intel Corporation.
+Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials are licensed and made available under
+the terms and conditions of the BSD License that accompanies this distribution.
+The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php.
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
 **/