Created a new synchronous http client using RawSynchronousSockets.

lib/sync_http.dart

Index: lib/sync_http.dart
diff --git a/lib/sync_http.dart b/lib/sync_http.dart
new file mode 100644
index 0000000000000000000000000000000000000000..7a5e9ee7c99566629f3b05632fab38110315e6e7
--- /dev/null
+++ b/lib/sync_http.dart
@@ -0,0 +1,17 @@
+// Copyright (c) 2017, 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 sync.http;
+
+import 'dart:convert';
+import 'dart:io'
+    show
+        BytesBuilder,
+        ContentType,
+        HttpException,
+        HttpHeaders,
+        RawSynchronousSocket;
+
+part 'src/sync_http.dart';
+part 'src/line_decoder.dart';