Apple today seeded the fourth beta of iOS 8.2 to developers



From MacRumors:

iOS 8.2 includes the WatchKit SDK, allowing developers to create apps, Glances, and notifications for Apple's upcoming wearable device ahead of its 2015 launch. The first iOS 8.2 beta, with WatchKit SDK and developer documentation, revealed several new details about the Apple Watch, including its heavy reliance on the iPhone and the different types of content developers can create for the device.

  Apple Seeds Fourth iOS 8.2 Beta to Developers