Better handling of list.remove()

Upsilon/BaseTypes/UserData/DictionaryUserData.cs

@@ -114,5 +114,10 @@ namespace Upsilon.BaseTypes.UserData
             var cSharpObj = obj.ToCSharpObject();
             return Dictionary.Contains(cSharpObj);
         }
+
+        public void Delete(ScriptType key)
+        {
+            Dictionary.Remove(key.ToCSharpObject());
+        }
     }
 }

Upsilon/BaseTypes/UserData/ListUserData.cs

@@ -144,6 +144,11 @@ namespace Upsilon.BaseTypes.UserData
             return List.Contains(cSharpObj);
         }
 
+        public void Delete(ScriptType key)
+        {
+            List.Remove(key.ToCSharpObject());
+        }
+
         public ScriptNumberLong Length()
         {
             return new ScriptNumberLong(List.Count);