update C# project.json dependencies

templates/src/csharp/Grpc.Auth/project.json.template

@@ -24,7 +24,7 @@
     },
     "dependencies": {
       "Grpc.Core": "${settings.csharp_version}",
-      "Google.Apis.Auth": "1.16.0"
+      "Google.Apis.Auth": "1.21.0"
     },
     "frameworks": {
       "net45": { },

templates/src/csharp/Grpc.Core.Tests/project.json.template

@@ -6,10 +6,10 @@
       "Grpc.Core": {
         "target": "project"
       },
-      "Newtonsoft.Json": "8.0.3",
-      "NUnit": "3.2.0",
-      "NUnitLite": "3.2.0-*",
-      "NUnit.ConsoleRunner": "3.2.0",
+      "Newtonsoft.Json": "9.0.1",
+      "NUnit": "3.6.0",
+      "NUnitLite": "3.6.0",
+      "NUnit.ConsoleRunner": "3.6.0",
       "OpenCover": "4.6.519",
       "ReportGenerator": "2.4.4.0"
     },

templates/src/csharp/Grpc.Examples.Tests/project.json.template

@@ -6,8 +6,8 @@
       "Grpc.Examples": {
         "target": "project"
       },
-      "NUnit": "3.2.0",
-      "NUnitLite": "3.2.0-*"
+      "NUnit": "3.6.0",
+      "NUnitLite": "3.6.0"
     },
     "frameworks": {
       "net45": { },

templates/src/csharp/Grpc.HealthCheck.Tests/project.json.template

@@ -6,8 +6,8 @@
       "Grpc.HealthCheck": {
         "target": "project"
       },
-      "NUnit": "3.2.0",
-      "NUnitLite": "3.2.0-*"
+      "NUnit": "3.6.0",
+      "NUnitLite": "3.6.0"
     },
     "frameworks": {
       "net45": { },

templates/src/csharp/Grpc.IntegrationTesting/project.json.template

@@ -10,10 +10,10 @@
         "target": "project"
       },
       "Google.Protobuf": "3.2.0",
-      "CommandLineParser.Unofficial": "2.0.275",
-      "Moq": "4.6.38-alpha",
-      "NUnit": "3.2.0",
-      "NUnitLite": "3.2.0-*"
+      "CommandLineParser": "2.1.1-beta",
+      "Moq": "4.7.0",
+      "NUnit": "3.6.0",
+      "NUnitLite": "3.6.0"
     },
     "frameworks": {
       "net45": {

templates/src/csharp/Grpc.Reflection.Tests/project.json.template

@@ -6,8 +6,8 @@
       "Grpc.Reflection": {
         "target": "project"
       },
-      "NUnit": "3.2.0",
-      "NUnitLite": "3.2.0-*"
+      "NUnit": "3.6.0",
+      "NUnitLite": "3.6.0"
     },
     "frameworks": {
       "net45": { },