Updated to use the new target framework in project.json

src/Microsoft.AspNet.Razor/Editor/BackgroundParser.cs

@@ -309,7 +309,7 @@ namespace Microsoft.AspNet.Razor.Editor
                     RazorEditorTrace.TraceLine(RazorResources.FormatTrace_BackgroundThreadStart(fileNameOnly));
                     EnsureOnThread();
 
-#if K10
+#if ASPNETCORE50
                     var spinWait = new SpinWait();
 #endif
 

src/Microsoft.AspNet.Razor/project.json

@@ -19,6 +19,6 @@
     },
     "frameworks": {
         "net45": { },
-        "k10": { }
+        "aspnetcore50": { }
     }
 }

test/Microsoft.AspNet.Razor.Test/Project.json

@@ -1,4 +1,4 @@
-{
+{
     "resources": "TestFiles/**/*",
     "dependencies": {
         "Moq": "4.2.1312.1622",