Update composer dependencies

Add PHP 8 support

Add Laravel 8 support

Merge pull request #4 from squatto/hotfix/fix-app-namespace-references

Merge pull request #3 from squatto/feature/add-laravel-7-support

Merge pull request #2 from squatto/feature/update-composer-packages-2…

…0200525

Add info about feature changes and bug fixes to readme

 - Issue with test directory case

 - Enumeration columns - @Artistan

 - Minor issue with BaseService configs