If you like cats more than humans — and let's face it, anyone who knows anything about either species surely falls into this group — you might want to mark your calendar for Thursday, August 10. In honor of International Cat Day, the St. Louis County Library Grant's View Branch (9700 Musick Road; www.slcl.org/) will be hosting CatCon 2017, an adult-centric open house devoted to all things cat-centric.…