Updating json files to pin versions and build.cmd to pin KoreBuild an…

…d DNX

build.cmd

@@ -2,10 +2,10 @@
 cd %~dp0
 
 SETLOCAL
-SET NUGET_VERSION=latest
+SET NUGET_VERSION=v3.2.0
 SET CACHED_NUGET=%LocalAppData%\NuGet\nuget.%NUGET_VERSION%.exe
-SET BUILDCMD_KOREBUILD_VERSION=""
-SET BUILDCMD_DNX_VERSION=""
+SET BUILDCMD_KOREBUILD_VERSION=0.2.1-beta8
+SET BUILDCMD_DNX_VERSION=1.0.0-beta8
 
 IF EXIST %CACHED_NUGET% goto copynuget
 echo Downloading latest version of NuGet.exe...

samples/MemoryCacheConcurencySample/project.json

@@ -1,14 +1,16 @@
 {
     "dependencies": {
-        "Microsoft.Framework.Caching.Memory": "1.0.0-*"
+        "Microsoft.Framework.Caching.Memory": "1.0.0-beta8"
+    },
+    "commands": {
+        "MemoryCacheConcurencySample": "MemoryCacheConcurencySample"
     },
-    "commands": { "MemoryCacheConcurencySample": "MemoryCacheConcurencySample" },
     "frameworks": {
-        "dnx451": { },
+        "dnx451": {},
         "dnxcore50": {
             "dependencies": {
-                "System.Console": "4.0.0-beta-*"
+                "System.Console": "4.0.0-beta-23409"
             }
         }
     }
-}
+}