0.5.0

• Upgrades moved to own UpgradeModule.
• Moved payment gateway success handling from ProductsModule.
• Creating recurrent payments synchronously.
• Fixed charge command not generating correct items for recurrent payment's custom charge .
• Remove product type of subscription_types (part of bigger refactoring - column & property subscription_types.type were removed).
• Added missing translations.
• Removed unused use statements.