Update run-tests.yml 

Merge pull request beyondcode#80 from clementmas/master Add PHP 8.0 support

Merge pull request beyondcode#71 from caycehouse/master Fix Laravel 8 support

Merge pull request beyondcode#70 from dniccum/master Adds support for BCC emails.

wip 

Merge pull request beyondcode#51 from barryvdh/patch-2 Make headerValue nullable

Merge pull request beyondcode#57 from intellow/master Support for Laravel 7

Apply fixes from StyleCI (beyondcode#43) 

Merge pull request beyondcode#35 from radmen/laravel-5.8-support Laravel 5.8 support

Merge pull request beyondcode#7 from barryvdh/patch-1 Add visibleText method