* Remove deprecated CSS options
Closes#5945.
* Greenfield: Add brandColor to store APIs
Closes#5946.
* Migrate file IDs to URLs
Closes#5953.
* Greenfield: Add CSS and logo URL to store settings API
Closes#5945.
* Add migration test
* Store and Server branding can reference file's via fileid:ID
* Add PaymentSoundUrl to Store API
---------
Co-authored-by: nicolas.dorier <nicolas.dorier@gmail.com>
