StackOverflow https://stackoverflow.com/questions/31533012/images-xcassets-in-xcode-6

StackOverflow https://stackoverflow.com/questions/12358434/simple-compression-algorithm-in-c-interpretable-by-matlab

StackOverflow https://stackoverflow.com/questions/11053281/how-to-target-both-iphone-and-ipad-resolution-on-flash-cs6