Update the package settings

Removed the version information and added the license and readme file
for the NuGet package information.

Author: Gideon de Swardt

src/ExCSS/ExCSS.csproj

@@ -2,20 +2,25 @@
 
 	<PropertyGroup>
 		<LangVersion>9.0</LangVersion>
-		<TargetFrameworks>net7.0;net6.0;netstandard2.1;netstandard2.0;netcoreapp3.1;net452</TargetFrameworks>
+		<TargetFrameworks>net7.0;net6.0;netcoreapp3.1;net48;netstandard2.1;netstandard2.0</TargetFrameworks>
 		<AssemblyName>ExCSS</AssemblyName>
 		<PackageId>ExCSS</PackageId>
 		<Title>ExCSS .NET Stylesheet Parser</Title>
 		<Authors>Tyler Brinks</Authors>
-		<Description>ExCSS is a CSS 2.1 and CSS 3 parser for .NET. ExCSS makes it easy to read and parse stylesheets into a friendly object model with full LINQ support.</Description>
-		<RepositoryUrl>https://github.com/TylerBrinks/ExCSS</RepositoryUrl>
-		<PackageVersion>4.0.2</PackageVersion>
+		<Description>
+			ExCSS is a CSS 2.1 and CSS 3 parser for .NET. 
+			ExCSS makes it easy to read and parse stylesheets into a friendly object model with full LINQ support.
+		</Description>
+		<PackageProjectUrl>https://github.com/TylerBrinks/ExCSS</PackageProjectUrl>
+        <PackageLicenseExpression>MIT</PackageLicenseExpression>
+        <PackageReadmeFile>README.md</PackageReadmeFile>
+        <RespositoryType>git</RespositoryType>
+        <RepositoryUrl>https://github.com/TylerBrinks/ExCSS</RepositoryUrl>
 		<GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute>
 		<GenerateAssemblyCompanyAttribute>false</GenerateAssemblyCompanyAttribute>
 		<GenerateAssemblyProductAttribute>false</GenerateAssemblyProductAttribute>
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>ExCSS.snk</AssemblyOriginatorKeyFile>
-		<Version>4.1.3</Version>
 	</PropertyGroup>
 
 	<ItemGroup>
@@ -24,6 +29,7 @@
 
 	<ItemGroup>
 		<Folder Include="Properties\" />
+		<None Include="..\..\readme.md" Pack="true" PackagePath="\" />
 	</ItemGroup>
 
 </Project>