setupTestFrameworkScriptFile => setupFilesAfterEnv (testing-library#22)

* Replace reference to setupTestFrameworkScriptFile with setupFilesAfterEnv * Add documentation for Jest 23 and Jest 24

Author: Vpr99

docs/react-testing-library/setup.md

@@ -18,9 +18,26 @@ the setup and teardown of tests in individual files. For example, you can ensure
 [`cleanup`](./api#cleanup) is called after each test and import additional
 assertions.
 
-To do this with Jest, you can add the
-[`setupTestFrameworkScriptFile`](https://facebook.github.io/jest/docs/en/configuration.html#setuptestframeworkscriptfile-string)
-option to your Jest config. The setup file can be anywhere, for example
+To do this with Jest 24, you can add the
+[`setupFilesAfterEnv`](https://jestjs.io/docs/en/configuration.html#setupfilesafterenv-array)
+option to your Jest config.
+
+```javascript
+// jest.config.js
+module.exports = {
+ setupFilesAfterEnv: [
+ 'react-testing-library/cleanup-after-each',
+ // ... other setup files ...
+ ],
+ // ... other options ...
+}
+```
+
+### Jest 23
+
+Jest 23 uses the
+[`setupTestFrameworkScriptFile`](https://jestjs.io/docs/en/23.x/configuration#setuptestframeworkscriptfile-string)
+option in your Jest config. This setup file can be anywhere, for example
 `jest.setup.js` or `./utils/setupTests.js`.
 
 If you are using the default setup from create-react-app, this option is set to