Rx test for mono

Program.cs

  private static void TestStart() {
    var disposer = Observable
      .Start(() => {
        System.Threading.Thread.Sleep(3000);
        
        return 110;
      })
      .Subscribe(
        i => Console.WriteLine(string.Format("OnNext: {0}", i)),
        () => Console.WriteLine("Completed TestStart")
      );          
      
    disposer.Dispose();  
  }