copy settings.json to bin when build testing project.

Author: GhostTW

Test/OpenAPI.Test/OpenAPI.Test.csproj

@@ -59,7 +59,9 @@
   </ItemGroup>
   <ItemGroup>
     <None Include="packages.config" />
-    <None Include="settings.json" />
+    <None Include="settings.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\SDK\OpenAPI.Net45\OpenAPI.Net45.csproj">