* Remove unnecessary save() on invoice
* Update copyright
* Working on Credit Repository
* Implement credits as a paymentable entity
* Add credit_id to transformer
* fix rules for update payment
* Fix random deleted_at keys in transformers
* Fix for password_protect check
* Fix formatting and variable insertion for email templates
* Refactoring for invoice emails
* Fixes for midddleware
* Improve refresh includes
* change setting name