I'm trying installed but the documentation is poor.
-this gadget suppozed to work in File Include Section(add new section type file include withg gadget Catalog Easy);
-remove gadget from AllGadget field( in Appearance->Edit this Layout);
-edit options in admin page. Set defult layout. If you need diferent layout for another pages - type pages names separeted by coma;
-add class short_info to any section on child page to specify short info that appears in layout.
I try follow the steps but i don't understand the step two