By Sara Wallis Online trolls are among the worst kind of people. We call them keyboard warriors – though this makes them sound brave and fearless, when in actual fact they are cowardly and pathetic creatures, hammering out abuse while often concealing their true identity. I imagine these ignoramuses to be friendless and living in their mother’s basements eating Pot Noodles. Moronic bullies can also be outwardly charming and would never yell in someone’s face – only in hiding. Stacey Solomon spoke out this week about dealing with social media trolls who comment about her looks. Yes, Stacey: the…