- 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/functionbase.h

@@ -86,6 +86,11 @@ public:
 	// if false then a temporary session is used
 	bool need_session;
 
+	// true if the function allows to register default models such as 'request', 'item', etc.
+	// default: true
+	bool register_default_models;
+
+
 	virtual void Init();
 	virtual bool HasAccess();
 	virtual void MakePost();