Fix build

src/MusicStore/Program.cs

@@ -7,8 +7,10 @@ namespace MusicStore
         public static void Main(string[] args)
         {
             var host = new WebHostBuilder()
-                .UseDefaultHostingConfiguration(args)
+                // We set the server before default args so that command line arguments can override it.
+                // This is used to allow deployers to choose the server for testing.
                 .UseKestrel()
+                .UseDefaultHostingConfiguration(args)
                 .UseIIS()
                 .UseStartup("MusicStore")
                 .Build();

src/MusicStore/project.json

@@ -23,7 +23,6 @@
     "Areas",
     "Views",
     "wwwroot",
-    "hosting.json",
     "config.json"
   ],
   "dependencies": {