cubicweb #1988776 Add infered type restriction to Filtered result set. [resolved]

This would help writing facet working on any Variable of a Result set based on his type.

prioritynormal
typeenhancement
done in3.13.9
load0.250
load left0.000
closed by#82d76492e21e [facet] Add infered type restriction to Filtered result set (closes #1988776)