* Working on emailing invoices
* Working on emailing and displaying email
* Working on emailing and displaying email
* Email invoices
* Fixes for html emails
* Ensure valid client prior to store
* Ensure client exists when storing an entity
* refactor for emails
* Design Transformer
* Include designs in first_load response
* Code cleanup
* 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
* Implement client/group/company level counters clientCounter, groupCounter and counter
* Implement functionalityfor customising the timing of invoice_number creation
* Add Jobs
* adjustments
* clean line items at the request layer
* Clean line items at the request layer
