create feeds model
run 'php artisan controller:make FeedsController'
instead of defining all actions one by one, we can define all actions declared on a controller with a line of code in routes.php
make form's getCreate method and display the form for create a feed
validating model. Check if feed is an url and if is an active url or not
processing create feed form
switch autoloaded Str class with our class, which is already extending the original
make our Str class identifiable on autoruns and run 'php composer.phar dump-autoload'
extended Str class for reading and parsing an external feed
read feeds and display them on site