Steps:
- Install sales app.
- Go to settings of sales.
- See header field there is no download button.
Issue:
- Binary field should have download button and
user should be able to download file with out
issue.
Cause:
- Since Settings is abstact model so it does not
contains id field in it and download button visibility
depends on id field.
Fix:
- Extend binary field for setting view to get proper
file from related field where actual file is stored.
task-3620555
closesodoo/odoo#160070
Signed-off-by: Jorge Pinna Puissant (jpp) <jpp@odoo.com>