Bug: requiring relay interrupts node process

[droganov]

How to reproduce:

Relay = require "react-relay"

npm start:

dev server restarted
ReferenceError: self is not defined
    at .../relayapp/node_modules/react-relay/node_modules/fbjs/node_modules/whatwg-fetch/fetch.js:4:7

The problem is mentioned here, but it's there is no bug label on it

[josephsavona]

This is on our radar and being tracked at facebook/fbjs#60.