v1.4.3 PHP 8 support + Doctrine 3 support + Fixes

• Updated to gedmo/doctrine-extensions v3 (fixes #23, #25, #27)
• Added php8 support (#28). Thanks to @gpupo
• Fixed uploadable extension (#20). Thanks to @ph538834

v1.4.2 Hotfix

• Fixed crashes in Windows on invalid directory name

v1.4.1 Symfony 5 support is comming

• Symfony 5 support
• Other deprecations fixes
• Removed support for the PHP 5 and Symfony 2 & 3

v1.4.0 Release

• Fixed deprecations by Symfony 4.2 (thanks to @bits4breakfast)
• Added docker
• Fixed Travis builds