3.0.0

• BREAKING: Fixed class namespaces to follow PSR4 specification. remp/crm#2228
  • Use package remp/crm-rector:^3.0 to automatically fix these renames.
• Fixed errors reported by PHPStan (level 3). remp/crm#2988
• Fixed return types of GoPayRecurrent after interface changed. remp/crm#2988
• Added use statements for classes where we used FQN. remp/crm#2228