Remove unncessary imports

samples/AntiforgerySample/project.json

@@ -16,9 +16,6 @@
   "frameworks": {
     "net451": {},
     "netcoreapp1.0": {
-      "imports": [
-        "dnxcore50"
-      ],
       "dependencies": {
         "Microsoft.NETCore.App": {
           "version": "1.0.0-*",
@@ -34,10 +31,7 @@
     ]
   },
   "tools": {
-    "Microsoft.AspNetCore.Server.IISIntegration.Tools": {
-      "version": "1.0.0-*",
-      "imports": "portable-net45+wp80+win8+wpa81+dnxcore50"
-    }
+    "Microsoft.AspNetCore.Server.IISIntegration.Tools": "1.0.0-*"
   },
   "scripts": {
     "postpublish": "dotnet publish-iis --publish-folder %publish:OutputPath% --framework %publish:FullTargetFramework%"