Upgrade desktop to .NET 4.5.1

Author: JasonPierce

Projects/Rijndael256/Rijndael.cs

@@ -264,7 +264,7 @@ private static byte[] GenerateKey(string password, KeySize keySize)
         /// <returns>The symmetric encryptor.</returns>
         private static ICryptoTransform CreateEncryptor(string password, byte[] iv, KeySize keySize)
         {
-#if NET45
+#if NET451
             var rijndael = new RijndaelManaged { Mode = BlockCipherMode };
 #elif NETSTANDARD1_6
             var rijndael = Aes.Create();
@@ -282,7 +282,7 @@ private static ICryptoTransform CreateEncryptor(string password, byte[] iv, KeyS
         /// <returns>The symmetric decryptor.</returns>
         private static ICryptoTransform CreateDecryptor(string password, byte[] iv, KeySize keySize)
         {
-#if NET45
+#if NET451
             var rijndael = new RijndaelManaged { Mode = BlockCipherMode };
 #elif NETSTANDARD1_6
             var rijndael = Aes.Create();

Projects/Rijndael256/project.json

@@ -30,7 +30,7 @@
   },
 
   "frameworks": {
-    "net45": {
+    "net451": {
       "frameworkAssemblies": {
         "System.Collections.Concurrent": {
           "type": "build"