var webview_viewer:StageWebView;
webview_viewer = new StageWebView();
webview_viewer.viewPort = new Rectangle(0, 0, stage.fullScreenWidth, stage.fullScreenHeight);
var html_index:String = new File(new File("app:/html/index.html").nativePath).url;
webview_viewer.loadURL( html_index );
webview_viewer.stage = stage;

NSString *path = [[NSBundle mainBundle] pathForResource:@"index" ofType:@"html" inDirectory:@"html"];
NSLog(@"%@", path);
NSURL *url = [NSURL fileURLWithPath:path];
NSURLRequest *request = [NSURLRequest requestWithURL:url];
[webView loadRequest:request];

1. Descargar PhoneGap y usar como template en Xcode
2. PhonGap Cloud Build + Github