PushKit Changes for Swift

PushKit

	Declaration
From	class PKPushRegistry : NSObject { weak var delegate: PKPushRegistryDelegate! var desiredPushTypes: Set<NSObject>! func pushTokenForType(_ type: String!) -> NSData! init!(queue queue: dispatch_queue_t!) }
To	class PKPushRegistry : NSObject { weak var delegate: PKPushRegistryDelegate? var desiredPushTypes: Set<NSObject>! func pushTokenForType(_ type: String!) -> NSData! init!(queue queue: dispatch_queue_t!) }

Declaration

From

class PKPushRegistry : NSObject {
    weak var delegate: PKPushRegistryDelegate!
    var desiredPushTypes: Set<NSObject>!
    func pushTokenForType(_ type: String!) -> NSData!
    init!(queue queue: dispatch_queue_t!)
}

class PKPushRegistry : NSObject {
    weak var delegate: PKPushRegistryDelegate?
    var desiredPushTypes: Set<NSObject>!
    func pushTokenForType(_ type: String!) -> NSData!
    init!(queue queue: dispatch_queue_t!)
}

Modified PKPushRegistry.delegate

	Declaration
From	weak var delegate: PKPushRegistryDelegate!
To	weak var delegate: PKPushRegistryDelegate?