Remove ArgumentKind none.

Author: wasabii

src/IKVM.ByteCode/OpCodeArgumentKind.cs

@@ -7,11 +7,6 @@
     public enum OpCodeArgumentKind : byte
     {
 
-        /// <summary>
-        /// No kind specified.
-        /// </summary>
-        None = 0,
-
         /// <summary>
         /// Has no arguments.
         /// </summary>

src/IKVM.ByteCode/OpCodeFlags.cs

@@ -16,7 +16,7 @@ public enum OpCodeFlags : byte
         None = 0,
 
         /// <summary>
-        /// Instructions using the opcode cannot throw exception.
+        /// Instructions using the opcode cannot throw an exception.
         /// </summary>
         CannotThrow = 2,