* Client and System Notifications
* Fix for group settings currency not applying correctly.
* Split head out of design in order to reuse headers and footers
* export the designs
* Fixes for pdf_variables
* 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
* Update variable name send -> send_email for client_contacts
* Mailable download files
* Extend timeouts of password protected routes when a protected route is hit
* Add default portal design to company settings
* Minor fixes
* Fixes for Tests
* Fixes for invoicing emails
* Refactors for InvoiceEmail
* Implement abstractservice
* Refactors for services
* Refactors for emails
* Fixes for Invoice Emails
