Implemented "Powered By" by Middleware

Plugin ShippingPoint not placed on the docker.

Release-4.00

Release-4.00

Minor changes - Admin panel - Product/_CreateOrUpdate.Additional.cshtml

Minor changes

Minor changes - admin panel

Merge branch 'develop' of https://github.com/grandnode/grandnode.git

Merge branch 'develop' of https://github.com/grandnode/grandnode.git

Update README.md