Sample application extending Core Plot to make finance graphs like in Stocks iPhone app

The sample application uses a separate view to display data represented in a custom model, allowing to set multiple graphs on the same plot surface. Pulling multi-resolution data from yahoo finance is added to display stock market graph for a given stock symbol. Usage sample Create new project in xcode (UIViewController based application). Make main view controller"s view an instance of VianGraphHostingView. graphHost has the type VianGraphHostingView ``` -(void)viewDidLoad { VianYahooDataPuller *dp = [[VianYahooDataPuller alloc] initWithTargetSymbol:@"AAPL" dateResolution:VianDateResolutionMonth]; [dp setDelegate:self]; } // remember that current view controller"s class must implement VianYahoo