Updated to Laravel9

Added compatibility Laravel 8.0

Added compatility with Laravel 7

Added compatibility with Laravel 6.0

Updated README - testing in Laravel 5.6 or superior

Changed config.php, uses env variables.

Removed Tpv.php, now use Redsys library (sermepa) of github

Updated class Tpv, fixed setCurrency

Update to Laravel 5.5 auto package discovery

Updated Tpv.php, set new methods: setPan, setExpiryDate ans SetCVV2