chore: minor csproj cleanups

Author: natemcmaster

Directory.Build.props

@@ -18,10 +18,10 @@
     <DebugType>portable</DebugType>
     <IsPackable>false</IsPackable>
     <IncludeSymbols>true</IncludeSymbols>
-    <IncludeSource>true</IncludeSource>
     <EmbedUntrackedSources>true</EmbedUntrackedSources>
     <PackageIconUrl>https://natemcmaster.github.io/CommandLineUtils/logo.png</PackageIconUrl>
     <NoPackageAnalysis>true</NoPackageAnalysis>
+    <WarningsNotAsErrors>$(WarningsNotAsErrors);1591</WarningsNotAsErrors>
     <LangVersion>8.0</LangVersion>
     <Nullable>enable</Nullable>
     <!-- Some previews of .NET Core 3 don't have the rename yet -->
@@ -40,8 +40,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <!-- For x-plat develpment. Workaround for https://github.com/dotnet/sdk/issues/335 -->
-    <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0-alpha-004" PrivateAssets="all" />
+    <!-- For x-plat development. Workaround for https://github.com/dotnet/sdk/issues/335 -->
+    <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0-preview.2" PrivateAssets="all" />
   </ItemGroup>
 
 </Project>

NuGet.config

@@ -3,6 +3,5 @@
   <packageSources>
     <clear />
     <add key="NuGet" value="https://api.nuget.org/v3/index.json" />
-    <add key="roslyntools" value="https://dotnet.myget.org/F/roslyn-tools/api/v3/index.json" />
   </packageSources>
 </configuration>

src/CommandLineUtils/McMaster.Extensions.CommandLineUtils.csproj

@@ -5,7 +5,6 @@
   <PropertyGroup>
     <TargetFrameworks>netstandard2.0;netstandard1.6;net45</TargetFrameworks>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
-    <WarningsNotAsErrors>$(WarningsNotAsErrors);1591</WarningsNotAsErrors>
     <IsPackable>true</IsPackable>
     <Description>Command-line parsing API.</Description>
     <PackageDescription>Command-line parsing API and utilities for console applications.

src/Hosting.CommandLine/McMaster.Extensions.Hosting.CommandLine.csproj

@@ -3,7 +3,6 @@
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
-    <WarningsNotAsErrors>$(WarningsNotAsErrors);1591</WarningsNotAsErrors>
     <IsPackable>true</IsPackable>
     <Description>Provides command-line parsing API integration with the generic host API (Microsoft.Extensions.Hosting).</Description>
     <PackageTags>commandline;parsing;hosting</PackageTags>