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/sessioncontainer.h

@@ -25,6 +25,7 @@ class SessionContainer
 public:	
 	typedef std::list<Session> Table;
 	typedef Table::iterator Iterator;
+	typedef Table::size_type TableSize;
 
 	typedef std::map<long, Iterator> IndexId;
 	typedef std::multimap<time_t, Iterator> IndexTime;
@@ -41,7 +42,9 @@ private:
 public:
 
 	void Clear();
-	
+
+	TableSize Size();
+
 	Iterator Begin();
 	Iterator End();
 	
@@ -50,8 +53,8 @@ public:
 	bool PushBack(const Session & session);
 	Iterator FindById(long);
 
-	void DelFirstByTimeInterval(time_t interval);
-	
+	void DelFirstByTimeInterval(time_t interval, bool skip_remember_flag = true);
+
 	void UpdateLastTime(Iterator iter, time_t new_time);
 	
 };