* Fix serve command
From the Firebase docs, you must use --only in order to run the local function emulator.
See https://firebase.google.com/docs/functions/local-emulator
* Add production env for firebase serve
Doesn't work without this
* Update text as suggested by @jthegedus
* FIX deploy with-firebase-hosting
* add npm run command in place of yarn in firebase.json predeploy hooks
* Change yarn with npm
* firebase-hosting example: Add warning in examples README
* firebase-hosting example: clarify warning language
* firebase-hosting example: remove the warning and upgrade to canary
* firebase-hosting example: actually upgrade pkg.json
* Next.js v5 update, _error & _document bugs fixes
* document clean script
* remove old build artefact
* add babelrc
* reset next.js version to 'latest' from '^5.0.0'
* typo in readme
* format code
* remove _files as they were a fix for a solved, but unreleased problem
* Rename Firebase Auth example
* Update gitignore to include npm5 lockfile
* Cloud Function
* Add Next app with two pages to demonstrate navigation
* Add Firebase Hosting and configuration to Host & Deploy
* Fix errors in rename for firebase-auth example
* Recommend pkg managers with caches for better perf
* Update with-firebase-hosting example
Fix code
* Update with-firebase-hosting example
Fix npm scripts and package.json files
* Update with-firebase-hosting example
Update README & install scripts
* Update with-firebase-hosting example
Update example package name
* Update with-firebase-hosting example
Fix to use single-quotes
* Update with-firebase-hosting example
VSCode did not like single-quotes! Sorry
* Fix gitignore file
