Fix writing empty tablet status code

Changed axes "IsSelectable" bit to "IsVisible"

CMS_CORE_Library/Models/DataStructures.cs

@@ -330,7 +330,7 @@ namespace CMS_CORE_Library.Models
             public double Value;
         }
 
-        public class M157InputModel
+        public class M157DataModel
         {
             public uint Process;
             public ushort Timer;