- Added ImageFileCache and FileDbCache for WinRT
- Improved TileImageLoader
- Removed TileContainer, TileLayer can be added as MapBase child
- Removed attached property MapPanel.ViewportPosition
- added MapBase.ZoomToBounds method
- fixed coercing property values in MapBase
- improved Location property handling in MapPanel to keep viewport positions near map center
- use common view model in sample applications