[#53811] Added sale_order_revision module.
[#53811] Implementation of the core tech for the module and creation of the view.
[#53811] Reworked the layout and the conditions about the visibility of the button.
[#53811] sale_order_revision: worked on tracking the previous revisions of a given sale order. Need to work the view still.
[#53811] sale_order_revision: Removed the one2many feature as it wasn't required by the client, moved the some of the information in the Other Information page and fixed several bugs linked to the tracking of previous records.
Merge branch 'sale_order_revision' into 8.0
[#53811] sale_order_revision: removed pyc files..
[#53811] sale_order_revision: set logger to info level.
[#53877] Added sale_order_specification_social module.
[#53877] sale_order_specification_social: Worked the model and the view.
[#53878] Added sale_order_specification_finance.
[#53878] sale_order_specification_finance: Removed old reference to an attempt to validate the url.
[#54166] Added sale_order_specification_home_page module.
[#53811] sale_order_revision: added cancel status to a revision