rem: void              setRecurDaily(int freq, int count)                                               { setRecurDaily(freq, count, QDate()); }
add: void              setRecurDaily(int freq, const QDate& end)                                        { setRecurDaily(freq, 0, end); }
context: 		void              setRecurDaily(int freq, int count)                                               { setRecurDaily(freq, count, QDate()); }