Rearranges the polymer package now that the old compiler is gone.

pkg/polymer/lib/builder.dart

 // Copyright (c) 2012, 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.
 
 /**
  * Common logic to make it easy to run the polymer linter and deploy tool.
  * 
  * The functions in this library are designed to make it easier to create
  * `build.dart` files. A `build.dart` file is a Dart script that can be invoked
  * from the command line, but that can also invoked automatically by the Dart
@@ skipping 66 matching lines @@
  *        build(entryPoints: ['web/index.html']);
  *     }
  */
 library polymer.builder;
 
 import 'dart:async';
 import 'dart:io';
 
 import 'package:args/args.dart';
 
-import 'src/barback_runner.dart';
-import 'src/linter.dart';
-import 'src/transform.dart';
+import 'src/build/linter.dart';
+import 'src/build/runner.dart';
+import 'transformer.dart';
 
 
 /**
  * Runs the polymer linter on any relevant file in your package, such as any
  * .html file under 'lib/', 'asset/', and 'web/'. And, if requested, creates a
  * directory suitable for deploying a Polymer application to a server.
  *
  * The [entryPoints] list contains files under web/ that should be treated as
  * entry points. Each entry on this list is a relative path from the package
  * root (for example 'web/index.html'). If null, all files under 'web/' are
@@ skipping 183 matching lines @@
   if (res['help']) {
     print('A build script that invokes the polymer linter and deploy tools.');
     print('Usage: dart build.dart [options]');
     print('\nThese are valid options expected by build.dart:');
     print(parser.getUsage());
     exit(0);
   }
   return new CommandLineOptions(res['changed'], res['removed'], res['clean'],
       res['full'], res['machine'], res['deploy'], res['out']);
 }