Fix misc bugs in samples
Updated Viewshed Geoprocessing sample because the underlying service was changed and the sample was no longer working.
Fixed misc issues raised by certification:
- LayerList - legend order [Store] / [Desktop]
- MapOverlays - WrapAround issues [Desktop]
- Viewshed - change to use SampleServer6 service [Store] / [Desktop]
Remove commented line.
Merge branch 'v.next' of https://github.com/Esri/arcgis-runtime-samples-dotnet
Disable MapView WrapAround in WmsLayer sample
Adding call to normalize geometries for wrap around.
Modify ConvexHull sample to check for SpatialReference rather than Extent.
Unify ConvexHull sample on Desktop and Store.
Take account of WrapAround.
Modify all CutGeometry samples for WrapAround and update Phone
Updating mil2525c symbol dictionary
Updating samples-data download item ID.
Take account of WrapAround in Difference and GeodesicDensify
Updating samples for WrapAround.
Merge branch 'v.next' into jNery/editing_samples