* Refactor for user
* payment notifications
* Fixes for contact request
* Fix validation for contacts
* Fixes for base repo
* Fixes for Invoice Repo
* hide password field on clientcontact
* 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