This reverts commit d52ad4fd.

This reverts commit 5276d1f0.

This reverts commit 0ff29094.

To use variation is still too complex.

- minor configuration item on controller

MatrixBox is often used for price tables or code tables. So it is always useful for end users to display its contents.

Make it available for ERP5JS

Store a new Selection everytime a Listbox content is calculated.
This will allow actions checking the selection params to get expected results.

Propagate selection_name in dialog if the dialog doesn't contain a listbox itself.

erp5 jio gadget: follow jio 3.38.1 changes

Ensure that if the web site policy is just set to Must-Revalidate, all documents are updated.
It forces HTTP Cache middleware to refresh their contents.

See nexedi/erp5@f402de4e