Move a bunch of src/ files into subdirectories.

lib/src/runner/console_reporter.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.console_reporter;
+library unittest.runner.console_reporter;
 
 import 'dart:async';
 import 'dart:io';
 
+import '../backend/live_test.dart';
+import '../backend/state.dart';
+import '../backend/suite.dart';
+import '../util/io.dart';
+import '../utils.dart';
 import 'engine.dart';
-import 'io.dart';
-import 'live_test.dart';
-import 'state.dart';
-import 'suite.dart';
-import 'utils.dart';
 
 /// The terminal escape for green text, or the empty string if this is Windows
 /// or not outputting to a terminal.
 final _green = getSpecial('\u001b[32m');
 
 /// The terminal escape for red text, or the empty string if this is Windows or
 /// not outputting to a terminal.
 final _red = getSpecial('\u001b[31m');
 
 /// The terminal escape for removing test coloring, or the empty string if this
@@ skipping 196 matching lines @@
 
   /// Returns a description of [liveTest].
   ///
   /// This differs from the test's own description in that it may also include
   /// the suite's name.
   String _description(LiveTest liveTest) {
     if (_multipleSuites) return "${liveTest.suite.name}: ${liveTest.test.name}";
     return liveTest.test.name;
   }
 }