Rename the package to "test".

lib/src/backend/suite.dart

 // Copyright (c) 2015, 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.
 
-library unittest.backend.suite;
+library test.backend.suite;
 
 import 'dart:collection';
 
 import 'metadata.dart';
 import 'operating_system.dart';
 import 'test.dart';
 import 'test_platform.dart';
 
 /// A test suite.
 ///
@@ skipping 31 matching lines @@
   /// Returns a new suite with the given fields updated.
   Suite change({String path, String platform, Metadata metadata,
       Iterable<Test> tests}) {
     if (path == null) path = this.path;
     if (platform == null) platform = this.platform;
     if (metadata == null) metadata = this.metadata;
     if (tests == null) tests = this.tests;
     return new Suite(tests, path: path, platform: platform, metadata: metadata);
   }
 }