Manolo says, here is the Manolo’s latest column for the Express of the Washington Post. Dear Manolo, It’s wicked hot outside. Can you recommend some inexpensive sandals that will keep me both cool and looking great until fall arrives? Mary Manolo says, ayyy! It is the Great Deadly Unprecedented Heat Wave of 2011! Or so the peoples are screaming at you from every broadcast media outlet. Indeed, when you woke up this morning, that normally avuncular fellow who does the weather on “Wake Up, D.C.!” was weeping hysterically that his patented “RealFeeling Heat Index” (the secret combination of heat, humidity,…