add stylecop.json and .appveyor.yml to solution

Author: dotarj

PartialResponse.AspNetCore.Mvc.Formatters.Json.sln

@@ -15,6 +15,12 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PartialResponse.AspNetCore.
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PartialResponse.AspNetCore.Mvc.Formatters.Json.Demo", "samples\PartialResponse.AspNetCore.Mvc.Formatters.Json.Demo\PartialResponse.AspNetCore.Mvc.Formatters.Json.Demo.csproj", "{F65AB962-E8AB-4A2B-9178-322EEA67F9C5}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{E51F9EAF-B010-4AFF-B44C-79E180E97093}"
+	ProjectSection(SolutionItems) = preProject
+		.appveyor.yml = .appveyor.yml
+		stylecop.json = stylecop.json
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU

src/PartialResponse.AspNetCore.Mvc.Formatters.Json/PartialResponse.AspNetCore.Mvc.Formatters.Json.csproj

@@ -11,7 +11,7 @@
 
   <PropertyGroup>
     <AssemblyOriginatorKeyFile>../../PartialResponse.snk</AssemblyOriginatorKeyFile>
-    <PublicSign Condition=" '$(OS)' != 'Windows_NT' ">true</PublicSign>
+    <PublicSign Condition="'$(OS)' != 'Windows_NT'">true</PublicSign>
     <SignAssembly>true</SignAssembly>
   </PropertyGroup>