Fix attr_del operation

bootstrap/mini_modify.alc

@@ -485,7 +485,7 @@ Boolean function modify(model : Element, write : Boolean):
 			output(cmd_attr_add(write, model, single_input("Name?"), single_input("Attribute name?"), single_input("Value?")))
 		elif (cmd == "attr_add_code"):
 			output(cmd_attr_add_code(write, model, single_input("Name?"), single_input("Attribute name?")))
-		elif (cmd == "attr_del"):
+		elif (cmd == "attr_delete"):
 			output(cmd_attr_del(write, model, single_input("Name?"), single_input("Attribute name?")))
 		elif (cmd == "attr_name"):
 			output(cmd_attr_name(write, model, single_input("Name?"), single_input("Attribute name?"), single_input("New name?")))