iOS6 do not support tintColor, and hintLable will cover placeHolderLabel, when become active, placeHolderLabel will disappear
iOS6 do not support tintColor, and hintLable will cover placeHolderLabel, when become active, placeHolderLabel will disappear

LR-Studio/LRSmartTextField,LR-Studio/LRTextField,FiftyTwoDegreesNorth/LRSmartTextField