Prevent terminal from being cleared in create-react-app project

[RaeesBhatti]

- Do you want to request a feature or report a bug?
Bug
- What is the current behavior?
When you run netlify dev from a create-react-app project, the terminal is cleared by create-react-app script.

- If the current behavior is a bug, please provide the steps to reproduce.

• cd into a create-react-app project
• Run netlify dev
• The terminal will be cleared by create-react-app script removing information by netlify dev
  - What is the expected behavior?
• When you run netlify dev, the information would stay in the terminal and not be cleared
  - Please mention your node.js, and operating system version.
  Not relevant

[RaeesBhatti]

Fixed by: netlify/netlify-dev-plugin#227