* Minor fixes for user delete
* Working on notifications
* Refactor for notifications
* Fix for checking settings withe negative integers
* Set payment id to 0
* Move pdf download to client side routes
* fixes for company_user
* Fixes for company_user
* Improve notification performance
* Cascade deletes
* Fixes for company deletes
* Fixes for formatting
* todos for company
* Set currency id on payment
* Minor fixes for payment controller