Add LICENSE and NOTICE file from the Apache Harmony root

NOTICE

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+Apache Harmony
+Copyright 2006, 2010 The Apache Software Foundation.
+
+This product includes software developed at
+The Apache Software Foundation (http://www.apache.org/).
+
+Portions of Apache Harmony were originally developed by
+Intel Corporation and are licensed to the Apache Software
+Foundation under the "Software Grant and Corporate Contribution
+License Agreement" and for which the following copyright notices
+apply
+         (C) Copyright 2005 Intel Corporation
+         (C) Copyright 2005-2006 Intel Corporation
+         (C) Copyright 2006 Intel Corporation
+
+Portions of Apache Harmony's Class Library TEXT module contain JavaDoc
+derived from the ICU project.
+Copyright (c) 1995-2008 International Business Machines Corporation and others 
+
+
+The Apache Harmony Development Kit (HDK) contains a jar file from the
+Apache Derby Project for which the following notice applies:
+
+Apache Derby
+Copyright 2004-2007 The Apache Software Foundation
+
+This product includes software developed by
+The Apache Software Foundation (http://www.apache.org/).
+
+Portions of Derby were originally developed by
+International Business Machines Corporation and are
+licensed to the Apache Software Foundation under the
+"Software Grant and Corporate Contribution License Agreement",
+informally known as the "Derby CLA".
+The following copyright notice(s) were affixed to portions of the code
+with which this file is now or was at one time distributed
+and are placed here unaltered.
+
+(C) Copyright 1997,2004 International Business Machines Corporation.
+All rights reserved.
+
+(C) Copyright IBM Corp. 2003. 
+
+The portion of the functionTests under 'nist' was originally 
+developed by the National Institute of Standards and Technology (NIST), 
+an agency of the United States Department of Commerce, and adapted by
+International Business Machines Corporation in accordance with the NIST
+Software Acknowledgment and Redistribution document at
+http://www.itl.nist.gov/div897/ctg/sql_form.htm
+
+
+
+
+Portions of the Apache Portable Runtime used by DRLVM were
+developed at the National Center for Supercomputing Applications
+(NCSA) at the University of Illinois at Urbana-Champaign.
+
+This software contains code derived from the RSA Data Security
+Inc. MD5 Message-Digest Algorithm.
+
+This software contains code derived from UNIX V7, Copyright(C)
+Caldera International Inc.