added: 'remember me' flag when logging

added: the session file
       sessions can still be available between starting and stopping the cmslu system


git-svn-id: svn://ttmath.org/publicrep/cmslu/trunk@529 e52654a7-88a9-db11-a3e9-0013d4bc506e

core/sessionmanager.h

@@ -29,12 +29,17 @@ class SessionManager
 	void CreateTemporarySession();
 	void CreateSession();
 
+	int session_checker;
+
 public:
 
-
+	SessionManager();
 	void SetSession();
 	void DeleteOldSessions();
-	
+
+	void LoadSessions();
+	void SaveSessions();
+
 	SessionContainer::Iterator SessionBegin();
 	SessionContainer::Iterator SessionEnd();
 };