Titanium iOS 9 support for hand off

TiApp.m

- (BOOL)application:(UIApplication *)application continueUserActivity:(NSUserActivity *)userActivity
    restorationHandler:(void (^)(NSArray *restorableObjects))restorationHandler
{
    NSMutableDictionary *dict = [NSMutableDictionary
                                 dictionaryWithObjectsAndKeys:[userActivity activityType],@"activityType",
                                 nil];

    if([userActivity title] !=nil){
        [dict setObject:[userActivity title] forKey:@"title"];
    }
    
    if([userActivity webpageURL] !=nil){
        [dict setObject:[[userActivity webpageURL] absoluteString] forKey:@"webpageURL"];
    }

    if([userActivity userInfo] !=nil){
        [dict setObject:[userActivity userInfo] forKey:@"userInfo"];
    }
 
    #if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_9_0
    
    if([TiUtils isIOS9OrGreater])
    {
        #pragma clang diagnostic push
        #pragma clang diagnostic ignored "-Wundeclared-selector"
        if([userActivity respondsToSelector:@selector(contentType)]){
            [dict setObject:[userActivity contentType] forKey:@"contentType"];
        }

        if([userActivity respondsToSelector:@selector(contentUserAction)]){
            [dict setObject:[userActivity contentUserAction] forKey:@"contentUserAction"];
        }

        if([userActivity respondsToSelector:@selector(keywords)]){
            [dict setObject:[[userActivity keywords] allObjects] forKey:@"keywords"];
        }
        
        #pragma clang diagnostic pop
    }
    
    #endif
    
    [[NSNotificationCenter defaultCenter] postNotificationName:KTiHandOff object:self userInfo:dict];