A battle for control is taking place inside iPhones across Europe. While Apple introduced new rules that ostensibly loosen its control over the App Store, local developers are seething at the new system, which they say entrenches the power Apple already wields over their businesses. They’re now breaking into a rare open revolt, mounting pressure on lawmakers to step in.So far, they have accused Apple’s new business terms of being “abusive,” “extortion,” and “ludicrously punitive.”“Apple holds ap...