Rename the package to "test".

lib/html_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.html_config;
+library test.html_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 HtmlConfiguration extends SimpleConfiguration {
   HtmlConfiguration(bool isLayoutTest);
 
   void processMessage(e) {}
 }
 
 @deprecated
 void useHtmlConfiguration([bool isLayoutTest]) {}