- moved tile rect calculation from MapBase to TileLayer
- added TileLayer.ZoomLevelOffset property
- Windows Universal sample application in solution MapControl VS2015
- IMapElement interface with readonly ParentMap property and SetParentMap method that is explicitly implemented
- Removed MetersPerDegree from MapBase
- Set StrokeThickness instead of Stroke in MapGraticule ctor in SL/WinRT