Rename the package to "test".

lib/vm_config.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 @deprecated
-library unittest.vm_config;
+library test.vm_config;
 
 import 'src/deprecated/simple_configuration.dart';
 
 /// This is a stub class used to preserve compatibility with unittest 0.11.*.
 ///
 /// It will be removed before the next version is released.
 @deprecated
 class VMConfiguration extends SimpleConfiguration {
   final String GREEN_COLOR = '\u001b[32m';
   final String RED_COLOR = '\u001b[31m';
   final String MAGENTA_COLOR = '\u001b[35m';
   final String NO_COLOR = '\u001b[0m';
 
   bool useColor = false;
 
   VMConfiguration() : super();
 }
 
 @deprecated
 void useVMConfiguration() {}