README.md and csproj

Author: phnx47

README.md

@@ -14,9 +14,6 @@ Extension for [Prometheus.Client](https://github.com/PrometheusClientNet/Prometh
 #### Installation:
 
     dotnet add package Prometheus.Client.MetricServer
- or
- 
-    dotnet add package Prometheus.Client.MetricServer.Kestrel
 
 #### Quick start:
 

src/Prometheus.Client.MetricServer/Prometheus.Client.MetricServer.csproj

@@ -32,11 +32,7 @@
     <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel" Version="1.1.0" />
     <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel.Https" Version="1.1.0" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
-    <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel" Version="2.2.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel.Https" Version="2.2.0" />
-  </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp2.2'">
+  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0' OR '$(TargetFramework)' == 'netcoreapp2.2'">
     <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel" Version="2.2.0" />
     <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel.Https" Version="2.2.0" />
   </ItemGroup>