Migrate user

Summary: Migrate user and introduce a global declarations file.

Reviewed By: danielbuechele

Differential Revision: D16690480

fbshipit-source-id: be4e5218715dcae4b403b24cdbc2f3e89728dd59

types/nodejs.tsx

@@ -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
+ */
+
+declare module NodeJS {
+  interface Global {
+    electronRequire: (name: string) => void;
+  }
+}