Updating to netcoreapp1.1

Author: pranavkm

test/Microsoft.AspNetCore.Html.Abstractions.Test/project.json

@@ -12,7 +12,7 @@
   },
   "testRunner": "xunit",
   "frameworks": {
-    "netcoreapp1.0": {
+    "netcoreapp1.1": {
       "dependencies": {
         "Microsoft.NETCore.App": {
           "version": "1.1.0-*",

test/Microsoft.Extensions.WebEncoders.Tests/project.json

@@ -11,7 +11,7 @@
     "keyFile": "../../tools/Key.snk"
   },
   "frameworks": {
-    "netcoreapp1.0": {
+    "netcoreapp1.1": {
       "dependencies": {
         "Microsoft.NETCore.App": {
           "version": "1.1.0-*",