* Only install react-scripts in CI mode

* Link locally

* Re-enable all output tests

*  Polish webpack output

* Test sass support message

* Add more tests, but disabled

* Format missing default export error

* Format aliased import

* Why was node-sass required? Odd

* Format webpack rejection error

* Re-enable unknown package test

* Format file not found error and catch module scope plugin error

* Re-disable case sensitive paths

* Intercept and format case sensitive path errors

* Test out of scope message formatting

* Run behavior on macOS

* Run behavior on Node 8 and 10, only Node 8 for macOS

* Add some debugging

* Update matcher

* Only check stderr

* Remove old snapshot

* More debug

* Remove debug

* Add new debug

* Disable test on linux

* Add comment for future

* Tweak browser support section

* Make sass message friendlier

* Tweak message

* Tweak message futher

* test

* File headers BSD+Patents -> MIT

* BSD+Patents -> MIT

* Bump deps

* Fix linter errors

* Whoops

* Try to bump webpack

* Update peer deps to min for eslint 4.x

* Move the reduction of the messages to a single place in the place it is used.

* Fix variable name

* Tweak error and warning output

* Add a colon

* Add custom eslint formatter

* Add formatter docs

* Update formatter docs

* Slightly tweak it

* Update README.md

* Prettify errors and warnings for Webpack 2

* Update formatWebpackMessages.js

* mv create-react-app/index.js -> create-react-app/creteReactApp.js

* update to modern code style

* var -> cosnt

* set trailing-coma to es5 for prettier

* Lint internal scripts with eslint:recommended

* Warnings r bad

* Don't strip stack traces of evaluated webpack code

* Strip stack traces at the end of a string

because the last line doesn't always have a `\n` and `create-react-app` is leaving the last line of the stack traces present in the error messages

* code comment

* code comment

* Add syntax error overlay in development

* Support HMR being disabled

* Tweak CSS

* Extract some utilities into a separate package

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

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