Put connection setup state in redux

Summary: Puts the connection state into redux so we have more visibility on what's happening in bug reports and in general allowing us to display it on screen.

Reviewed By: passy

Differential Revision: D13060455

fbshipit-source-id: c79b4b7d6a1155d86128a5d8d1174ead9e4514ae

src/UninitializedClient.js

@@ -0,0 +1,12 @@
+/**
+ * Copyright 2018-present Facebook.
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ * @format
+ */
+
+export type UninitializedClient = {
+  os: string,
+  deviceName: string,
+  appName: string,
+};