* 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
* Default database connection - set defaults for engine and strict
* Working on tests for refactored model
* Fixes for tests, use polymorphic relationships for Invitations
* skin the password reset pages