[update] credits to @thomasaw
[update] credits to @thomasaw

illidan-firerage/ios-custom-alertview,Suninus/ios-custom-alertview,istepanov/ISAlertView,Ezimetzhan/ios-custom-alertview,Pitsko/ios-custom-alertview,tispr/ios-custom-alertview,wimagguc/ios-custom-alertview,aozisik/ios-custom-alertview,wangyung/ios-custom-alertview,fengarenas/ios-custom-alertview,NSInteger/ios-custom-alertview,410900345/ios-custom-alertview