Picture this: It’s a beautiful summer night in July. You’ve got friends and family over for a get-together on your backyard patio. You’ve got steaks on the grill, cold drinks in the cooler and good music on your music player. Everything’s going perfect. Then the mosquitoes show up. One after the other, they just swarm you and your guests and try as you might there’s nothing you can do to keep every single one of them away. As great as summertime is, it also signals the arrival of some unwanted guests. Recent figures indicate that there are more than 200…