[Desktop][Store] Standardized Network Analyst Samples
- Routing
- Routing Around Barriers
- Routing with Directions
Merge branch 'v.next' into vnext/network_analyst_samples

Conflicts:
	src/Store/ArcGISRuntimeSDKDotNet_StoreSamples/ArcGISRuntimeSDKDotNet_StoreSamples.csproj
	src/Store/ArcGISRuntimeSDKDotNet_StoreSamples/Assets/SampleDescriptions.xml
[Store] New API Version / Fixed Breaking API Changes
Merge pull request #10 from Esri/vnext/network_analyst_samples

merged vnext/network_analyst_samples to v.next