Fix redirect loop .htaccess

Folders that exist have a redirect loop when visiting them. This is because Apache redirects to trailing slash for folders and the current rule is removing it, Apache then adds a trailing slash again.

Use double quotes for html attributes

Use the ::class notation

Updated to use ::class notation.

Maintain alphabetical order

Set minimum stability to stable

Set default charset for sqlsrv driver to utf8

Fix doctype declarations

Added whitelist to remove warning for upcoming phpunit 4.8

Use the ::class notation

Update latest CDN

If needed.

Use the ::class notation

Prefix the namespace with \

Use PHP 5.5 ::class property in config files

See https://github.com/laravel/laravel/pull/3402