Add Microsoft.AspNetCore.App to EF core project.

templates/mvc/src/MyCompanyName.MyProjectName.EntityFrameworkCore/MyCompanyName.MyProjectName.EntityFrameworkCore.csproj

@@ -8,6 +8,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Configuration.FileExtensions" Version="2.1.1" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="2.1.1" />
+    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.1" />
   </ItemGroup>
   
   <ItemGroup>

templates/mvc/src/MyCompanyName.MyProjectName.Web/MyProjectNameWebModule.cs

@@ -62,7 +62,7 @@ namespace MyCompanyName.MyProjectName
         public override void ConfigureServices(ServiceConfigurationContext context)
         {
             var hostingEnvironment = context.Services.GetHostingEnvironment();
-            var configuration = context.Services.BuildConfiguration();
+            var configuration = context.Services.GetConfiguration();
 
             ConfigureDatabaseServices(context.Services, configuration);
             ConfigureAutoMapper(context.Services);