Common commands Themes and plugins have similar command lines.  So rather than note them individually and miss clarity, the reference {type} can be replaced with the term plugin or theme.   install php artisan {type}:install AuthorName.PluginName  list php artisan {type}:list   refresh plugins php artisan plugin:refresh AuthorName.PluginName  Utility references   Clear cache php artisan cache:clear  Clear config php artisan config:clear  Restart...

Using shell access you the site you want to add the Spyc library.  Then go to the libraries directory and add the following commands: mkdir spyc cd spyc wget https://github.com/mustangostang/spyc/blob/master/Spyc.phpTo verify that Spyc is active, go to the status area of admin (admin/reports/status)