- added to FunctionBase: bool register_default_models (default true)

if true then winix will add default models for ezc templates such as "request", "item", etc.
- some methods from templates/item.cpp moved to Item

winixd/functions/cat.cpp

@@ -67,12 +67,6 @@ void Cat::MakeGet()
 	}
 
 	cur->request->send_as_attachment = cur->request->IsParam(L"attachment");
-
-
-	// IMPROVEME this will be put by a generic method from winix
-	// if output is html
-	cur->request->models.Add(L"item", cur->request->item);
-	////////////////////////////////////////////////////////////
 }