* 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