Merge #468

468: Bump babel-brunch from 6.1.1 to 7.0.0 r=notriddle a=dependabot[bot]

Bumps [babel-brunch](https://github.com/babel/babel-brunch) from 6.1.1 to 7.0.0.
<details>
<summary>Commits</summary>

- [`67bc0a6`](babel/babel-brunch@67bc0a6) Release 7.0.0.
- [`3919b52`](babel/babel-brunch@3919b52) 7.0 ([#67](https://github-redirect.dependabot.com/babel/babel-brunch/issues/67))
- [`c42c598`](babel/babel-brunch@c42c598) Improve pattern example ([#55](https://github-redirect.dependabot.com/babel/babel-brunch/issues/55))
- [`df0e92b`](babel/babel-brunch@df0e92b) Refactoring, env, closing a bunch of issues ([#53](https://github-redirect.dependabot.com/babel/babel-brunch/issues/53))
- [`2cff6ce`](babel/babel-brunch@2cff6ce) Merge pull request [#50](https://github-redirect.dependabot.com/babel/babel-brunch/issues/50) from kesha-antonov/master
- [`f0b099b`](babel/babel-brunch@f0b099b) fix typo in readme
- See full diff in [compare view](babel/babel-brunch@6.1.1...7.0.0)
</details>
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