refactor(test): rename test_lib to testing

Old test_lib is now testing_internal
test_lib_public is now testing

modules/angular2/src/testing/fake_async.dart

@@ -1,4 +1,4 @@
-library test_lib.fake_async;
+library testing.fake_async;
 
 import 'dart:async' show runZoned, ZoneSpecification;
 import 'package:quiver/testing/async.dart' as quiver;

modules/angular2/src/testing/lang_utils.dart

@@ -1,4 +1,4 @@
-library test_lib.lang_utils;
+library testing.lang_utils;
 
 import 'dart:mirrors';
 

modules/angular2/src/testing/matchers.dart

@@ -1,4 +1,4 @@
-library test_lib.matchers;
+library testing.matchers;
 
 import 'dart:async';
 

modules/angular2/src/testing/perf_util.dart

@@ -1,3 +1,3 @@
-library angular2.test_lib.perf_util;
+library angular2.testing.perf_util;
 
 // empty as this file is node.js specific and should not be transpiled to dart

modules/angular2/src/testing/testing.dart

@@ -1,3 +1,3 @@
-library angular2.test_lib_public;
+library angular2.src.testing.testing;
 
 // empty as this file is for external TS/js users and should not be transpiled to dart

modules/angular2/src/testing/testing.ts

@@ -10,7 +10,7 @@ import {createTestInjector, FunctionWithParamTokens, inject, injectAsync} from '
 
 export {inject, injectAsync} from './test_injector';
 
-export {expect} from './matchers';
+export {expect, NgMatchers} from './matchers';
 
 var _global: jasmine.GlobalPolluter = <any>(typeof window === 'undefined' ? global : window);
 

modules/angular2/src/testing/testing_internal.dart

@@ -1,4 +1,4 @@
-library test_lib.test_lib;
+library angular2.src.testing.testing_internal;
 
 import 'dart:async';