moved proto files to Grpc.IntegrationTesting

src/csharp/Grpc.Api/Grpc.Api.csproj

@@ -65,8 +65,5 @@
   <ItemGroup>
     <None Include="packages.config" />
     <None Include="proto\math.proto" />
-    <None Include="proto\empty.proto" />
-    <None Include="proto\messages.proto" />
-    <None Include="proto\test.proto" />
   </ItemGroup>
 </Project>
\ No newline at end of file

src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj

@@ -61,5 +61,11 @@
   </ItemGroup>
   <ItemGroup>
     <None Include="packages.config" />
+    <None Include="proto\test.proto" />
+    <None Include="proto\empty.proto" />
+    <None Include="proto\messages.proto" />
+  </ItemGroup>
+  <ItemGroup>
+    <Folder Include="proto\" />
   </ItemGroup>
 </Project>