- Moved BackgroundDataIdentifiers and BackgroundMapDataType to Storage, as they're only storage applicable -- Updated affected XMLDoc - Removed resource values for the RingtoetsWellKnownTileSource.cs -- These are not used for the user interface representation, the property info panel gets its display information from the BackgroundData.Name string property already - Changed InvalidOperationException of the BackgroundDataConverter to a NotSupportedException -- Added test to verify behaviour Related to Issue [WTI-1141]