add readme to nuget package

Author: DerekGooding

SimpleInjection/SimpleInjection.csproj

@@ -7,13 +7,12 @@
 
 	  <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
 	  <PackageId>SimpleInjection</PackageId>
-	  <Version>1.0.0</Version>
+	  <Version>0.9.1</Version>
 	  <Authors>Derek Gooding</Authors>
 	  <Description>A library for adding lightweight Dependancy Injection to any C# project.</Description>
 	  <PackageTags>CSharp Tools</PackageTags>
 
 	  <PackageLicenseExpression>MIT</PackageLicenseExpression>
-	  <PackageReadmeFile>README.md</PackageReadmeFile>
 	  <PackageProjectUrl>https://github.com/DerekGooding/SimpleInjection</PackageProjectUrl>
 	  <RepositoryUrl>https://github.com/DerekGooding/SimpleInjection</RepositoryUrl>
 	  <PackageBugTrackerUrl>https://github.com/DerekGooding/SimpleInjection/issues</PackageBugTrackerUrl>
@@ -25,6 +24,7 @@
   </PropertyGroup>
 
 	<ItemGroup>
+		<None Include="README.md" Pack="true" PackagePath="\" />
 		<None Include="$(MSBuildThisFileDirectory)../EnumSourceGenerator/bin/Release/netstandard2.0/EnumSourceGenerator.dll"
 		  Pack="true"
 		  PackagePath="analyzers/dotnet/cs/"