Fixed type of Integer in metamodels.alc

bootstrap/metamodels.alc

@@ -131,7 +131,7 @@ Element function create_metamodels():
 		define_inheritance(pn, "Inheritance")
 		instantiate_node(pn, "Class", "Place")
 		instantiate_node(pn, "Class", "Transition")
-		instantiate_node(pn, "Type", "Integer")
+		instantiate_node(pn, "Class", "Integer")
 		instantiate_link(pn, "Association", "P2T", "Place", "Transition")
 		instantiate_link(pn, "Association", "T2P", "Transition", "Place")
 		instantiate_link(pn, "Association", "Place_tokens", "Place", "Integer")