private void Button_Click_1(object sender, RoutedEventArgs e)
 {
     TestObject newObject = new TestObject();
     newObject.FirstName = "Cloud";
     newObject.LastName = "Base";
     newObject.Title = ".io";
     
     App.helper.InsertDocument("test_windows8", newObject, delegate(CBResponseInfo resp)
     {
         this.OutputText.Text = "OUTPUT: " + resp.OutputString;
         return true;
     });
 }
        private async void InsertFileButton_Click(object sender, RoutedEventArgs e)
        {
            var openPicker = new Windows.Storage.Pickers.FileOpenPicker();
            openPicker.ViewMode = Windows.Storage.Pickers.PickerViewMode.Thumbnail;
            openPicker.SuggestedStartLocation = Windows.Storage.Pickers.PickerLocationId.DocumentsLibrary;
            openPicker.FileTypeFilter.Add(".png");
            openPicker.FileTypeFilter.Add(".Jpeg");
            openPicker.FileTypeFilter.Add(".Jpg");
            StorageFile file = await openPicker.PickSingleFileAsync();

            var stream = await file.OpenReadAsync();

            using (var dataReader = new DataReader(stream))
            {
                var bytes = new byte[stream.Size];
                await dataReader.LoadAsync((uint)stream.Size);
                dataReader.ReadBytes(bytes);
                //var stream2 = new MemoryStream(bytes);

                CBHelperAttachment attachment = new CBHelperAttachment();
                attachment.FileName = file.Name;
                attachment.FileData = bytes;

                TestObject newObject = new TestObject();
                newObject.FirstName = "Cloud";
                newObject.LastName = "Base";
                newObject.Title = ".io";

                List<CBHelperAttachment> attList = new List<CBHelperAttachment>();
                attList.Add(attachment);

                App.helper.InsertDocument("test_windows8", newObject, attList, delegate(CBResponseInfo resp)
                {
                    this.OutputText.Text = "OUTPUT: " + resp.OutputString;
                    return true;
                });
            }
        }