Hulu's Kids Lock has already been implemented on Android, and now it's time for the children-tailored, itty-bitty feature to make its way to iOS -- well, at least to the iPad. It's rather simple, really: Kids Lock essentially comes in the form of a virtual button on the app, allowing parents -- or whoever's in charge -- to easily secure their tiny loved ones into the Hulu Kids experience. Meanwhile, getting back to the TV shows and movies watched by the bosses of the house is rather uncomplicat