* Don't hardcode react-scripts package name

Fixes issue described in https://github.com/facebookincubator/create-react-app/issues/682#issuecomment-248781486.

* Update eject.js

* Extract some utilities into a separate package

* Add utils dir to `files` in package.json

* Do not create an empty `utils` dir on eject

* Add host as adjustable parameter through env variables

eg: `HOST=test.dev.local npm start`

* Style nit

Fixes #702

* Load environment file via dotenv if .env file is present

* Document loading environment variables in .env file

* Minor doc tweaks

* openBrowser() causes docker-compose set ups to fail because of spawn EACCESS - closes #710



Signed-off-by: Aeneas Rekkas (arekkas) <aeneas@ory.am>

* Ignore errors

Fixes #410, #674

* Update eslint-plugin-react and enable new rules

New rules:
* `react/no-danger-with-children` (yannickcr/eslint-plugin-react#710)
* `react/no-find-dom-node` (yannickcr/eslint-plugin-react#678)
* `react/style-prop-object` (yannickcr/eslint-plugin-react#715)

* Remove react/no-find-dom-node for now

* Move ESLint configuration to a separate package

* Remove the ESLint configuration, moved to eslint-config-react-app

* Update ESLint instructions

* Pin the package versions in eslint-config-react-app

* Add a README for eslint-config-react-app

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update package.json

* Update package.json

* Update production eslint-loader config

* Add the ESLint config to devDependencies of the repo

* Revert "Add ES5 version of `path-exists` to CLI"

This reverts commit fc3ab46d.

* Use pre node@4 compatible `path-exists`

Ref #617