Update utils to new library syntax.

utils/template/uitest.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.
 
-#import('dart:html');
-#import('template.dart');
-#import('../lib/file_system_memory.dart');
+import 'dart:html';
+import 'template.dart';
+import '../lib/file_system_memory.dart';
 
 String currSampleTemplate;
 
 void changeTemplate() {
   final Document doc = window.document;
   final SelectElement samples = doc.query('#templateSamples');
   final TextAreaElement template = doc.query('#template');
   template.value = sample(samples.value);
 }
 
@@ skipping 546 matching lines @@
   initHtmlWorld(false);
 
   // Don't display any colors in the UI.
   options.useColors = false;
 
   // Replace error handler bring up alert for any problems.
   world.printHandler = (String msg) {
     window.alert(msg);
   };
 }