ILOILO CITY—Ilonggos and their guests can expect a double treat of weekend revelry when the “Kasadyahan sa Kabanwahanan” and “Dinagyang” go centerstage one after the other on Jan. 27 and 28 in this city, in what looms as a face-off of festivals reflecting the dynamism of local culture, faith and tradition. “This year’s Kasadyahan is...