Update Microsoft references to 2.2.0

Author: brianpopow

src/Directory.Build.targets

@@ -29,12 +29,12 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp2.1'">
-    <PackageReference Update="Microsoft.AspNetCore.Hosting.Abstractions" Version="2.0.0" />
-    <PackageReference Update="Microsoft.AspNetCore.Http.Abstractions" Version="2.0.0" />
-    <PackageReference Update="Microsoft.AspNetCore.Http.Extensions" Version="2.0.0" />
-    <PackageReference Update="Microsoft.AspNetCore.WebUtilities" Version="2.0.0" />
-    <PackageReference Update="Microsoft.Extensions.Caching.Abstractions" Version="2.0.0" />
-    <PackageReference Update="Microsoft.Extensions.Options.ConfigurationExtensions" Version="2.0.0" />
-    <PackageReference Update="Microsoft.Extensions.FileProviders.Physical" Version="2.0.0"/>
+    <PackageReference Update="Microsoft.AspNetCore.Hosting.Abstractions" Version="2.2.0" />
+    <PackageReference Update="Microsoft.AspNetCore.Http.Abstractions" Version="2.2.0" />
+    <PackageReference Update="Microsoft.AspNetCore.Http.Extensions" Version="2.2.0" />
+    <PackageReference Update="Microsoft.AspNetCore.WebUtilities" Version="2.2.0" />
+    <PackageReference Update="Microsoft.Extensions.Caching.Abstractions" Version="2.2.0" />
+    <PackageReference Update="Microsoft.Extensions.Options.ConfigurationExtensions" Version="2.2.0" />
+    <PackageReference Update="Microsoft.Extensions.FileProviders.Physical" Version="2.2.0"/>
   </ItemGroup>
 </Project>