Removed unnecessary folder references

A couple of project files had extraneous folder references that are no longer necessary.

Author: JeremyCaney

OnTopic.AspNetCore.Mvc/OnTopic.AspNetCore.Mvc.csproj

@@ -36,11 +36,6 @@
     <DebugType>pdbonly</DebugType>
     <NoWarn>1701;1702;CA1303</NoWarn>
   </PropertyGroup>
-  <ItemGroup>
-    <Compile Remove="Backup\**" />
-    <EmbeddedResource Remove="Backup\**" />
-    <None Remove="Backup\**" />
-  </ItemGroup>
 
   <ItemGroup>
     <FrameworkReference Include="Microsoft.AspNetCore.App" />

OnTopic/OnTopic.csproj

@@ -58,10 +58,5 @@
     <None Include="Mapping\README.md" />
     <None Include="README.md" />
   </ItemGroup>
-  <ItemGroup>
-    <Folder Include="Internal\Collections\" />
-    <Folder Include="Internal\Mapping\" />
-    <Folder Include="Internal\Reflection\" />
-  </ItemGroup>
 
 </Project>