Restructure pkg/unittest and pkg/webdriver to follow the pub conventions.

pkg/intl/test/number_format_test.dart

Index: pkg/intl/test/number_format_test.dart
===================================================================
--- pkg/intl/test/number_format_test.dart	(revision 14313)
+++ pkg/intl/test/number_format_test.dart	(working copy)
@@ -4,11 +4,11 @@
  * BSD-style license that can be found in the LICENSE file.
  */
 
-#library('number_format_test');
+library number_format_test;
 
-#import('../../../pkg/unittest/unittest.dart');
-#import('../lib/number_format.dart');
-#import('../lib/intl.dart');
+import '../../../pkg/unittest/lib/unittest.dart';
+import '../lib/number_format.dart';
+import '../lib/intl.dart';
 
 /**
  * Tests the Numeric formatting library in dart.
@@ -46,4 +46,4 @@
       expect(formatted, x);
     }
   });
-}
+}