Adds mandates on sale orders
Recovery default task stage projects from v8
Restore State attribute removed from Project Stages in 8.0
Add a description to projects
Enables to define dependencies (other tasks) of a task
Sale product set
Sale product set layout
Adds an option 'partner policy' on account types
Adds a menu entry for Account Types
Check VAT on invoice validation
Email tracking system for all mails sent
Mail tracking and Mailgun webhooks integration
Use the QWeb templating mechanism for emails
Adding attachment on the object by sending this one