Add 0.7.0 changelog

CHANGELOG.md

+## 0.7.0 (October 13, 2016)
+
+### Build Dependency (`react-scripts`)
+
+* Updates Jest to [version 16.0](http://facebook.github.io/jest/blog/2016/10/03/jest-16.html), with an upgraded CLI, improved snapshot testing, new matchers and more. ([@chase](https://github.com/chase) in [#858](https://github.com/facebookincubator/create-react-app/pull/858))
+* Test setup file `src/setupTests.js` is now called after test framework initialization  to support loading custom matchers. ([@just-boris](https://github.com/just-boris) in [#846](https://github.com/facebookincubator/create-react-app/pull/846))
+* Build command shows better instructions for deploying the app to GitHub Pages ([@Janpot](https://github.com/Janpot) in [#841](https://github.com/facebookincubator/create-react-app/pull/841))
+* Build command now generates an asset manifest with mappings from each filename to its final output filename. ([@lukyth](https://github.com/lukyth) in [#891](https://github.com/facebookincubator/create-react-app/pull/891))
+* Build command exits, if there are errors from UglifyJS ([@pdillon](https://github.com/pdillon) in [#859](https://github.com/facebookincubator/create-react-app/pull/859))
+* Eject output is more beautiful now. ([@azakordonets](https://github.com/azakordonets) in [#769](https://github.com/facebookincubator/create-react-app/pull/769))
+* Fixes opening the app in a new tab in Chrome. ([@unixdev](https://github.com/unixdev) in [#831](https://github.com/facebookincubator/create-react-app/pull/831))
+* Fixes environment variables not being defined as normal properties of the `process.env` object. ([@jobi](https://github.com/jobi) in [#795](https://github.com/facebookincubator/create-react-app/issues/795))
+
+### ESLint Config (`eslint-config-react-app`)
+
+* `react/react-in-jsx-scope` rule ("React must be in scope") is now an error. ([@gaearon](https://github.com/gaearon) in [#822](https://github.com/facebookincubator/create-react-app/pull/822))
+* `no-unused-expressions` rule now allows the use of short circuit and ternary expressions. ([@cannona](https://github.com/cannona) in [#724](https://github.com/facebookincubator/create-react-app/pull/724))
+
+### Babel Preset (`babel-preset-react-app`)
+
+* The preset now detects the Node.js version in test environment and disables unnecessary ES2015 transforms using using `babel-preset-env`. ([@shubheksha](https://github.com/shubheksha) in [#878](https://github.com/facebookincubator/create-react-app/pull/878))
+* Fixes a duplicate dependency on `babel-plugin-transform-regenerator`. ([@akofman](https://github.com/akofman) in [#864](https://github.com/facebookincubator/create-react-app/pull/864))
+
+### Utilities (`react-dev-utils`)
+
+* The error overlay is now disposed after fixing linting errors. ([@jarlef](https://github.com/jarlef) in [#856](https://github.com/facebookincubator/create-react-app/pull/856))
+* Adds support for Webpack 2 to `webpackHotDevClient`. ([@michalkvasnicak](https://github.com/michalkvasnicak) in [#840](https://github.com/facebookincubator/create-react-app/pull/840))
+
+### Global CLI (`create-react-app`)
+
+* Adds support for passing a scoped package name to the `--scripts-version` argument. ([@pdillon](https://github.com/pdillon) in [#826](https://github.com/facebookincubator/create-react-app/pull/826))
+* Fixes installing pre-release versions using a tarball URL with the `--scripts-version` argument. ([@jihchi](https://github.com/jihchi) in [#876](https://github.com/facebookincubator/create-react-app/pull/876))
+
+### Migrating from 0.6.1 to 0.7.0
+
+You may optionally update the global command (it’s not required):
+
+```
+npm install -g create-react-app@0.7.0
+```
+
+Inside any created project that has not been ejected, run:
+
+```
+npm install --save-dev --save-exact react-scripts@0.7.0
+```
+
+### Breaking Change in 0.7.0
+
+#### Updating Snapshots
+
+Jest 16 includes [improvements to snapshot testing and changes to the snapshot format](https://facebook.github.io/jest/blog/2016/10/03/jest-16.html#snapshot-updates). If your project uses snapshot testing, you'll need to update the snapshot files. To update the snapshots, run:
+```
+npm test -- -u
+```
+(Or press `u` in Jest watch mode.)
+
 ## 0.6.1 (September 27, 2016)
 
 ### Build Dependency (`react-scripts`)
@@ -61,9 +118,9 @@ npm install --save-dev --save-exact react-scripts@0.5.1
 * Adds [support for `public` folder](https://github.com/facebookincubator/create-react-app/blob/master/packages/react-scripts/template/README.md#using-the-public-folder) with arbitrary assets. ([@gaearon](https://github.com/gaearon) in [#703](https://github.com/facebookincubator/create-react-app/pull/703))
 * You can now [specify defaults](https://github.com/facebookincubator/create-react-app/blob/master/packages/react-scripts/template/README.md#adding-development-environment-variables-in-env) for environment variables with `.env` file. ([@ayrton](https://github.com/ayrton) in [#695](https://github.com/facebookincubator/create-react-app/pull/695))  
 * Ejecting now generates proper `.babelrc` and `.eslintrc`. ([@fson](https://github.com/fson) in [#689](https://github.com/facebookincubator/create-react-app/pull/689), [@gaearon](https://github.com/gaearon) in [#705](https://github.com/facebookincubator/create-react-app/pull/705))
-* Some React warnings now [include the component stacktrace](https://twitter.com/dan_abramov/status/779308833399332864). ([@gaearon](https://github.com/gaearon) in [#716](https://github.com/facebookincubator/create-react-app/pull/716)) 
+* Some React warnings now [include the component stacktrace](https://twitter.com/dan_abramov/status/779308833399332864). ([@gaearon](https://github.com/gaearon) in [#716](https://github.com/facebookincubator/create-react-app/pull/716))
 * `npm start` doesn’t fail in a composed Docker container. ([@arekkas](https://github.com/arekkas) in [#711](https://github.com/facebookincubator/create-react-app/issues/711))
-* The projects generated with `eject` are now cleaner. ([@gaearon](https://github.com/gaearon) in [#723](https://github.com/facebookincubator/create-react-app/pull/723)) 
+* The projects generated with `eject` are now cleaner. ([@gaearon](https://github.com/gaearon) in [#723](https://github.com/facebookincubator/create-react-app/pull/723))
 * The project is now managed as a monorepo. ([@ryanyogan](https://github.com/ryanyogan) in [#419](https://github.com/facebookincubator/create-react-app/pull/419), [@fson](https://github.com/fson) in [#678](https://github.com/facebookincubator/create-react-app/pull/678))
 
 ### ESLint Config (`eslint-config-react-app`)