Add AUTHORS and LICENSE files, and copyright headers to relevant source files...

trunk/test/actions/src/subdir1/make-prog2.py

 #!/usr/bin/env python
+
+# Copyright (c) 2009 Google Inc. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
 import sys
 
 contents = r"""
 #include <stdio.h>
 
 void prog2(void)
 {
   printf("Hello from make-prog2.py\n");
 }
 """
 
 open(sys.argv[1], 'w').write(contents)
 
 sys.exit(0)