Switch pkg packages, pub, and dartdoc to use package: imports.

utils/pub/http.dart

Index: utils/pub/http.dart
diff --git a/utils/pub/http.dart b/utils/pub/http.dart
index 59fb586df26a0e6b023c5d9cb7ebd76c91a887f0..5025d970f6f4590de00f0dbab727ff827079ff3c 100644
--- a/utils/pub/http.dart
+++ b/utils/pub/http.dart
@@ -10,7 +10,7 @@ import 'dart:io';
 import 'dart:json' as json;
 
 // TODO(nweiz): Make this import better.

[Bob Nystrom, 2013/03/26 01:55:44]

Remove comment and add newline after package:

[nweiz, 2013/03/26 02:09:53]

Done.

-import '../../pkg/http/lib/http.dart' as http;
+import 'package:http/http.dart' as http;
 import 'io.dart';
 import 'log.dart' as log;
 import 'oauth2.dart' as oauth2;