Revert "Adds readme to Nuget package and to make nuget.org happier"

This reverts commit 3413bff.

Author: Warren Buckley

Our.Umbraco.TagHelpers/Our.Umbraco.TagHelpers.csproj

@@ -28,7 +28,6 @@
 		<RepositoryType>git</RepositoryType>
 		<PackageIcon>TagHelperLogo.png</PackageIcon>
 		<PackageTags>Umbraco;TagHelper;TagHelpers;UmbracoCMS</PackageTags>
-		<PackageReadmeFile>README.md</PackageReadmeFile>
 	</PropertyGroup>
 
   <ItemGroup>
@@ -45,7 +44,6 @@
 
   <ItemGroup>
 	<None Include="TagHelperLogo.png" Pack="true" PackagePath="\"/>
-	<None Include="..\README.md" Pack="true" PackagePath="\"/>
   </ItemGroup>
 
 </Project>