Use NETStandard.Library instead of Microsoft.NETCore.Platforms

samples/Mvc.Client/project.json

@@ -12,7 +12,6 @@
     "Microsoft.AspNetCore.StaticFiles": "1.0.0-*",
     "Microsoft.Extensions.Logging.Console": "1.0.0-*",
     "Microsoft.Extensions.Logging.Debug": "1.0.0-*",
-    "Microsoft.NETCore.Platforms": "1.0.1-*",
 
     "System.ComponentModel": "4.0.1-*",
     "System.IO": "4.1.0-*",
@@ -23,6 +22,10 @@
     "net451": { },
 
     "netstandardapp1.5": {
+      "dependencies": {
+        "NETStandard.Library": "1.0.0-*"
+      },
+
       "imports": [
         "dnxcore50",
         "portable-net451+win8"

samples/Mvc.Server/project.json

@@ -14,7 +14,6 @@
     "Microsoft.EntityFrameworkCore.SqlServer": "1.0.0-*",
     "Microsoft.Extensions.Logging.Console": "1.0.0-*",
     "Microsoft.Extensions.Logging.Debug": "1.0.0-*",
-    "Microsoft.NETCore.Platforms": "1.0.1-*",
     "OpenIddict": "1.0.0-*",
 
     "System.ComponentModel": "4.0.1-*",
@@ -26,6 +25,10 @@
     "net451": { },
 
     "netstandardapp1.5": {
+      "dependencies": {
+        "NETStandard.Library": "1.0.0-*"
+      },
+
       "imports": [
         "dnxcore50",
         "portable-net451+win8"