This is an edited version of the one pixel attack reporsitory by Hyperparticles that includes updates to match new tensorflow requirements (https://github.com/Hyperparticle/one-pixel-attack-keras)
Load VGG16 weights here https://drive.google.com/file/d/0B4odNGNGJ56qVW9JdkthbzBsX28/view?resourcekey=0-4S027Hj5jKjZluUe4rt8IA