We wrote last week about the announcement in December that Dine Brands IHOP has a created a fast-casual concept, Flip’d by IHOP. Now Dine Brands’ other chain Applebee’s has opened a 2,500 sq.-ft. fast-casual concept which plays off the chain’s existing to-go branding, Applebee’s Express, in Mobile, Ala. The restaurant has a smaller menu than…