Support Laravel 12

Bump dependencies for Laravel 9 (#40)

Add support for Laravel 8 (#35)

allow Laravel 7

Merge pull request #28 from ammonkc/master

Laravel 6 support

Merge pull request #22 from barryvdh/revert-18-master

Revert "Changed logic of the getting configuration values for gateways"

Merge pull request #12 from mabailey-ph/master

Replaced SHARE with SINGLETON

Merge pull request #7 from pi0/patch

Support laravel 5.3

Update composer.json

Tweak binding names