该版本改进内容：
- Mouse events for TrendLine have been implemented. You can go
through Visifire documentation for more info.
- Grid lines over vertical plank has been implemented.
- Auto AxisLabels placement for AxisX in Bar chart has been
implemented.
修正的Bug：
- Legend marker color was not getting updated if ColorSet was set at
real-time in DataSeries.
- TextWrap property was not working as expected in AxisLabels.
- DataBinding was not working as expected if Nullable properties
were mapped while DataMapping.
下载地址：http://www.visifire.com/download_silverlight_charts.php 详细介绍 请查看http://wiki.lupaworld.com/index.php/Visifire | 
