prerelease 0.1.0-prerelease.19359.2 0.1.0-prerelease.19359.2 1.0.0-beta.19361.7 $(RestoreSources); https://dotnetfeed.blob.core.windows.net/dotnet-tools-internal/index.json; https://dotnetfeed.blob.core.windows.net/dotnet-iot/index.json; https://dotnetfeed.blob.core.windows.net/dotnet-core/index.json; https://dotnet.myget.org/F/dotnet-core/api/v3/index.json; https://api.nuget.org/v3/index.json;