必应地图 1.7.0.0 For Wp

　　Bing Map version[ Improvements ] 1.7.0.0

　　1.Improve my location accuracy.

　　2.Add a refresh button if user search driving from current location. This way user can easily refresh the routing when his location changed.

　　Bing Map version[ Improvements ] 1.6.0.0

　　1.当定位服务不可用时，默认使用用户上次退出时的地点。

　　2.修正地图图层问题。

　　1.When location service is not available, use user’s last map center to display map.

　　2.Fix map tile issues.