rewritten: sessions management

(Session, SessionContainer, SessionManager)
           now a Session object don't copy all fields in its copy constructor (only id)
           the rest fields are set after the object is inserted in SessionContainer
added:     after successfully login a session id is changed
added:     plugin.Call() methods with a first argument a pointer to a Session object



git-svn-id: svn://ttmath.org/publicrep/winix/trunk@823 e52654a7-88a9-db11-a3e9-0013d4bc506e

core/app.cpp

@@ -158,7 +158,7 @@ bool App::Init()
 	post_parser.LogValueSize(config.log_post_value_size);
 	// post_multi_parser has a pointer to the config
 
-	plugin.Call(WINIX_PLUGIN_INIT);
+	plugin.Call((Session*)0, WINIX_PLUGIN_INIT);
 
 return true;
 }