* remove global npm install of create-next-app
* add npx to create-next-app command in examples
* add bash to shell snippets
* add yarn create to next-app command in examples
* fix READMEs named with lowercase
* change READMEs to use UPPERCASE
* example with-noscript use next@latest
* fix : example/with-noscript react-dom/server usage
Since the update to react ^16.0.0 react-dom import location has changed