* Examples: clarify language around Yarn create & npx
* add missing READMEs and create-next-app usage
* suggest people tag jthegedus in firebase related issues
* add yarn alt instructions
* cerebraljs example readme & fixes
* 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
* Add example on how to pass data through js api during SSR
Requested in #1117
* Use content negotiation instead of a separate route
* Codereview feedback
* Move security related test cases into a its own file.
* Removes the unused renderScript function
* Add a nerv example. (#3573)
* Add a nerv example.
* Fix for indentation/style
* Fix for name
