Register push notification iOS 8 compliant

registerPushNotif.m

- (void)registerForPushNotifications
{
    UIApplication *sharedApplication = [UIApplication sharedApplication];
    
    if ([sharedApplication respondsToSelector:@selector(registerUserNotificationSettings:)]) {
        
        UIUserNotificationType type = (UIUserNotificationTypeSound|UIUserNotificationTypeAlert|UIUserNotificationTypeBadge);
        UIUserNotificationSettings *notificationSettings = [UIUserNotificationSettings settingsForTypes:type
                                                                                             categories:nil];
        [sharedApplication registerUserNotificationSettings:notificationSettings];
        [sharedApplication registerForRemoteNotifications];
        
    }
    else {
        
        UIRemoteNotificationType remoteNotificationType = (UIRemoteNotificationTypeBadge|UIRemoteNotificationTypeSound| UIRemoteNotificationTypeAlert);
        [[UIApplication sharedApplication] registerForRemoteNotificationTypes:remoteNotificationType];
        
    }
}