fgm/paragraphs_views: WIP on a Views formatter and widget to use an entityreference field as a source of dynamic content within a paragraph. @ 25afeb999cfdab96fdc77247c867acb36bf36cac

Frederic G. MARAND 25afeb999c First commit: skeleton in place.		7 éve
..
FieldFormatter	25afeb999c First commit: skeleton in place.	7 éve
FieldWidget	25afeb999c First commit: skeleton in place.	7 éve