Initiate InventoyTypes from a xlxs

Arrival mostly working

InventoryTraker.Web/Controllers/ControllerBase.cs

@@ -1,4 +1,5 @@
-using System.Web.Mvc;
+using System.Linq;
+using System.Web.Mvc;
 using InventoryTraker.Web.ActionResults;
 
 namespace InventoryTraker.Web.Controllers
@@ -9,5 +10,16 @@ namespace InventoryTraker.Web.Controllers
 		{
 			return new BetterJsonResult<T>() {Data = model};
 		}
+
+		protected JsonResult PackageModelStateErrors()
+		{
+			var betterJsonResult = new BetterJsonResult();
+			foreach (var err in ModelState.Where(ms => ms.Value.Errors.Any()))
+			{
+				betterJsonResult.AddError(
+					err.Key + ": " + string.Join(", ", err.Value.Errors.Select(e => e.ErrorMessage)));
+			}
+			return betterJsonResult;
+		}
 	}
 }