Dejected project back to react-scripts, where posible

scripts/test.js

@@ -1,4 +1,3 @@
-
 // Do this as the first thing so that any code reading it knows the right env.
 process.env.BABEL_ENV = 'test';
 process.env.NODE_ENV = 'test';
@@ -11,9 +10,6 @@ process.on('unhandledRejection', (err) => {
   throw err;
 });
 
-// Ensure environment variables are read.
-require('../config/env');
-
 // Make tests to be matched inside tests folder
 const jest = require('jest');