[5.3] Add config for new Memcached features

Adds config for persistent connections, SASL authentication, and custom options

Add npm scripts

Switch to `.scss`

Tweaked config

Update Kernel.php

Fixed typo

Fixed up the phpunit config

Add support for the authorize middleware and AuthorizesRequests trait

Bump package versions

Set the default driver from the Authenticate middleware

[5.2] Use ComposerScripts

Update .env.example

add DB_CONNECTION as env variable - it is already checked for in config/database.php

[5.2] Allow for setting sqlite database via env

Applied fixes from StyleCI

Applied fixes from StyleCI

Use ComposerScripts to avoid loading any configuration/compiled files.

Allow passing multiple gaurds to the auth middleware